Home / 125,757.25-173,534.47-74,066.16

Finding the Fourth Proportional to 125,757.25, 173,534.47 and 74,066.16

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Solution

The fourth proportional to 125,757.25, 173,534.47 and 74,066.16 is: 102,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,757.25 : 173,534.47 = 74,066.16 : x
  2. Step 2: Convert to fraction form
    125,757.25/173,534.47 = 74,066.16/x
  3. Step 3: Cross multiply
    125,757.25x = 173,534.47 × 74,066.16
  4. Step 4: Simplify right side
    125,757.25x = 12,853,031,820.54
  5. Step 5: Solve for x
    x = 12,853,031,820.54/125,757.25
  6. Step 6: Final answer
    x = 102,205.10

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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.