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Finding the Fourth Proportional to 175,791.92, 263,700.18 and 87,021.59

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Solution

The fourth proportional to 175,791.92, 263,700.18 and 87,021.59 is: 130,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,791.92 : 263,700.18 = 87,021.59 : x
  2. Step 2: Convert to fraction form
    175,791.92/263,700.18 = 87,021.59/x
  3. Step 3: Cross multiply
    175,791.92x = 263,700.18 × 87,021.59
  4. Step 4: Simplify right side
    175,791.92x = 22,947,608,946.89
  5. Step 5: Solve for x
    x = 22,947,608,946.89/175,791.92
  6. Step 6: Final answer
    x = 130,538.47

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1.5x scale

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.