Home / 42,101.56-58,001.46-29,331.64

Finding the Fourth Proportional to 42,101.56, 58,001.46 and 29,331.64

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Solution

The fourth proportional to 42,101.56, 58,001.46 and 29,331.64 is: 40,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,101.56 : 58,001.46 = 29,331.64 : x
  2. Step 2: Convert to fraction form
    42,101.56/58,001.46 = 29,331.64/x
  3. Step 3: Cross multiply
    42,101.56x = 58,001.46 × 29,331.64
  4. Step 4: Simplify right side
    42,101.56x = 1,701,278,214.20
  5. Step 5: Solve for x
    x = 1,701,278,214.20/42,101.56
  6. Step 6: Final answer
    x = 40,408.91

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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.