Home / 102,489.12-141,466.50-60,061.32

Finding the Fourth Proportional to 102,489.12, 141,466.50 and 60,061.32

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Solution

The fourth proportional to 102,489.12, 141,466.50 and 60,061.32 is: 82,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,489.12 : 141,466.50 = 60,061.32 : x
  2. Step 2: Convert to fraction form
    102,489.12/141,466.50 = 60,061.32/x
  3. Step 3: Cross multiply
    102,489.12x = 141,466.50 × 60,061.32
  4. Step 4: Simplify right side
    102,489.12x = 8,496,664,725.78
  5. Step 5: Solve for x
    x = 8,496,664,725.78/102,489.12
  6. Step 6: Final answer
    x = 82,903.09

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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.