Home / 42,318.40-58,372.86-27,230.68

Finding the Fourth Proportional to 42,318.40, 58,372.86 and 27,230.68

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Solution

The fourth proportional to 42,318.40, 58,372.86 and 27,230.68 is: 37,561.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.40 : 58,372.86 = 27,230.68 : x
  2. Step 2: Convert to fraction form
    42,318.40/58,372.86 = 27,230.68/x
  3. Step 3: Cross multiply
    42,318.40x = 58,372.86 × 27,230.68
  4. Step 4: Simplify right side
    42,318.40x = 1,589,532,671.34
  5. Step 5: Solve for x
    x = 1,589,532,671.34/42,318.40
  6. Step 6: Final answer
    x = 37,561.27

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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.