Home / 130,752.48-196,233.82-67,591.20

Finding the Fourth Proportional to 130,752.48, 196,233.82 and 67,591.20

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Solution

The fourth proportional to 130,752.48, 196,233.82 and 67,591.20 is: 101,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,752.48 : 196,233.82 = 67,591.20 : x
  2. Step 2: Convert to fraction form
    130,752.48/196,233.82 = 67,591.20/x
  3. Step 3: Cross multiply
    130,752.48x = 196,233.82 × 67,591.20
  4. Step 4: Simplify right side
    130,752.48x = 13,263,679,374.38
  5. Step 5: Solve for x
    x = 13,263,679,374.38/130,752.48
  6. Step 6: Final answer
    x = 101,441.13

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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.