Home / 42,037.04-58,015.18-31,408.22

Finding the Fourth Proportional to 42,037.04, 58,015.18 and 31,408.22

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Solution

The fourth proportional to 42,037.04, 58,015.18 and 31,408.22 is: 43,346.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,037.04 : 58,015.18 = 31,408.22 : x
  2. Step 2: Convert to fraction form
    42,037.04/58,015.18 = 31,408.22/x
  3. Step 3: Cross multiply
    42,037.04x = 58,015.18 × 31,408.22
  4. Step 4: Simplify right side
    42,037.04x = 1,822,153,536.78
  5. Step 5: Solve for x
    x = 1,822,153,536.78/42,037.04
  6. Step 6: Final answer
    x = 43,346.38

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Half scale
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Double scale
Find fourth proportional to 42,038.04, 58,016.56 and 31,409.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.