Home / 129,056.31-193,634.13-62,491.32

Finding the Fourth Proportional to 129,056.31, 193,634.13 and 62,491.32

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Solution

The fourth proportional to 129,056.31, 193,634.13 and 62,491.32 is: 93,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,056.31 : 193,634.13 = 62,491.32 : x
  2. Step 2: Convert to fraction form
    129,056.31/193,634.13 = 62,491.32/x
  3. Step 3: Cross multiply
    129,056.31x = 193,634.13 × 62,491.32
  4. Step 4: Simplify right side
    129,056.31x = 12,100,452,380.75
  5. Step 5: Solve for x
    x = 12,100,452,380.75/129,056.31
  6. Step 6: Final answer
    x = 93,761.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.