Home / 130,565.73-195,936.17-83,851.41

Finding the Fourth Proportional to 130,565.73, 195,936.17 and 83,851.41

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Solution

The fourth proportional to 130,565.73, 195,936.17 and 83,851.41 is: 125,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,565.73 : 195,936.17 = 83,851.41 : x
  2. Step 2: Convert to fraction form
    130,565.73/195,936.17 = 83,851.41/x
  3. Step 3: Cross multiply
    130,565.73x = 195,936.17 × 83,851.41
  4. Step 4: Simplify right side
    130,565.73x = 16,429,523,705.24
  5. Step 5: Solve for x
    x = 16,429,523,705.24/130,565.73
  6. Step 6: Final answer
    x = 125,833.35

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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.