Home / 110,981.25-153,169.13-62,593.12

Finding the Fourth Proportional to 110,981.25, 153,169.13 and 62,593.12

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Solution

The fourth proportional to 110,981.25, 153,169.13 and 62,593.12 is: 86,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,981.25 : 153,169.13 = 62,593.12 : x
  2. Step 2: Convert to fraction form
    110,981.25/153,169.13 = 62,593.12/x
  3. Step 3: Cross multiply
    110,981.25x = 153,169.13 × 62,593.12
  4. Step 4: Simplify right side
    110,981.25x = 9,587,333,084.06
  5. Step 5: Solve for x
    x = 9,587,333,084.06/110,981.25
  6. Step 6: Final answer
    x = 86,386.96

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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.