Home / 130,177.17-195,227.47-55,296.72

Finding the Fourth Proportional to 130,177.17, 195,227.47 and 55,296.72

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Solution

The fourth proportional to 130,177.17, 195,227.47 and 55,296.72 is: 82,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,177.17 : 195,227.47 = 55,296.72 : x
  2. Step 2: Convert to fraction form
    130,177.17/195,227.47 = 55,296.72/x
  3. Step 3: Cross multiply
    130,177.17x = 195,227.47 × 55,296.72
  4. Step 4: Simplify right side
    130,177.17x = 10,795,438,744.90
  5. Step 5: Solve for x
    x = 10,795,438,744.90/130,177.17
  6. Step 6: Final answer
    x = 82,928.82

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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.