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Finding the Fourth Proportional to 130,053.95, 195,080.92 and 36,559.70

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Solution

The fourth proportional to 130,053.95, 195,080.92 and 36,559.70 is: 54,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,053.95 : 195,080.92 = 36,559.70 : x
  2. Step 2: Convert to fraction form
    130,053.95/195,080.92 = 36,559.70/x
  3. Step 3: Cross multiply
    130,053.95x = 195,080.92 × 36,559.70
  4. Step 4: Simplify right side
    130,053.95x = 7,132,098,752.72
  5. Step 5: Solve for x
    x = 7,132,098,752.72/130,053.95
  6. Step 6: Final answer
    x = 54,839.54

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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.