Home / 102,862.14-141,892.60-59,836.79

Finding the Fourth Proportional to 102,862.14, 141,892.60 and 59,836.79

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Solution

The fourth proportional to 102,862.14, 141,892.60 and 59,836.79 is: 82,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,862.14 : 141,892.60 = 59,836.79 : x
  2. Step 2: Convert to fraction form
    102,862.14/141,892.60 = 59,836.79/x
  3. Step 3: Cross multiply
    102,862.14x = 141,892.60 × 59,836.79
  4. Step 4: Simplify right side
    102,862.14x = 8,490,397,708.75
  5. Step 5: Solve for x
    x = 8,490,397,708.75/102,862.14
  6. Step 6: Final answer
    x = 82,541.52

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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.