Home / 102,753.45-141,805.13-62,460.60

Finding the Fourth Proportional to 102,753.45, 141,805.13 and 62,460.60

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Solution

The fourth proportional to 102,753.45, 141,805.13 and 62,460.60 is: 86,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,753.45 : 141,805.13 = 62,460.60 : x
  2. Step 2: Convert to fraction form
    102,753.45/141,805.13 = 62,460.60/x
  3. Step 3: Cross multiply
    102,753.45x = 141,805.13 × 62,460.60
  4. Step 4: Simplify right side
    102,753.45x = 8,857,233,190.58
  5. Step 5: Solve for x
    x = 8,857,233,190.58/102,753.45
  6. Step 6: Final answer
    x = 86,198.89

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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.