Home / 62,531.16-86,305.77-42,394.52

Finding the Fourth Proportional to 62,531.16, 86,305.77 and 42,394.52

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Solution

The fourth proportional to 62,531.16, 86,305.77 and 42,394.52 is: 58,513.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,531.16 : 86,305.77 = 42,394.52 : x
  2. Step 2: Convert to fraction form
    62,531.16/86,305.77 = 42,394.52/x
  3. Step 3: Cross multiply
    62,531.16x = 86,305.77 × 42,394.52
  4. Step 4: Simplify right side
    62,531.16x = 3,658,891,692.38
  5. Step 5: Solve for x
    x = 3,658,891,692.38/62,531.16
  6. Step 6: Final answer
    x = 58,513.09

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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.