Home / 102,432.42-141,357.80-59,414.81

Finding the Fourth Proportional to 102,432.42, 141,357.80 and 59,414.81

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Solution

The fourth proportional to 102,432.42, 141,357.80 and 59,414.81 is: 81,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,432.42 : 141,357.80 = 59,414.81 : x
  2. Step 2: Convert to fraction form
    102,432.42/141,357.80 = 59,414.81/x
  3. Step 3: Cross multiply
    102,432.42x = 141,357.80 × 59,414.81
  4. Step 4: Simplify right side
    102,432.42x = 8,398,745,825.15
  5. Step 5: Solve for x
    x = 8,398,745,825.15/102,432.42
  6. Step 6: Final answer
    x = 81,993.04

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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.