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Finding the Fourth Proportional to 170,614.72, 255,959.52 and 52,294.96

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Solution

The fourth proportional to 170,614.72, 255,959.52 and 52,294.96 is: 78,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,614.72 : 255,959.52 = 52,294.96 : x
  2. Step 2: Convert to fraction form
    170,614.72/255,959.52 = 52,294.96/x
  3. Step 3: Cross multiply
    170,614.72x = 255,959.52 × 52,294.96
  4. Step 4: Simplify right side
    170,614.72x = 13,385,392,860.02
  5. Step 5: Solve for x
    x = 13,385,392,860.02/170,614.72
  6. Step 6: Final answer
    x = 78,453.92

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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.