Home / 71,397.22-98,525.68-39,569.08

Finding the Fourth Proportional to 71,397.22, 98,525.68 and 39,569.08

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Solution

The fourth proportional to 71,397.22, 98,525.68 and 39,569.08 is: 54,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,397.22 : 98,525.68 = 39,569.08 : x
  2. Step 2: Convert to fraction form
    71,397.22/98,525.68 = 39,569.08/x
  3. Step 3: Cross multiply
    71,397.22x = 98,525.68 × 39,569.08
  4. Step 4: Simplify right side
    71,397.22x = 3,898,570,513.97
  5. Step 5: Solve for x
    x = 3,898,570,513.97/71,397.22
  6. Step 6: Final answer
    x = 54,603.95

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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.