Home / 102,704.32-141,732.90-60,263.56

Finding the Fourth Proportional to 102,704.32, 141,732.90 and 60,263.56

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Solution

The fourth proportional to 102,704.32, 141,732.90 and 60,263.56 is: 83,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,704.32 : 141,732.90 = 60,263.56 : x
  2. Step 2: Convert to fraction form
    102,704.32/141,732.90 = 60,263.56/x
  3. Step 3: Cross multiply
    102,704.32x = 141,732.90 × 60,263.56
  4. Step 4: Simplify right side
    102,704.32x = 8,541,329,123.12
  5. Step 5: Solve for x
    x = 8,541,329,123.12/102,704.32
  6. Step 6: Final answer
    x = 83,164.26

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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.