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Finding the Fourth Proportional to 52,658.92, 72,707.36 and 32,543.38

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Solution

The fourth proportional to 52,658.92, 72,707.36 and 32,543.38 is: 44,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,658.92 : 72,707.36 = 32,543.38 : x
  2. Step 2: Convert to fraction form
    52,658.92/72,707.36 = 32,543.38/x
  3. Step 3: Cross multiply
    52,658.92x = 72,707.36 × 32,543.38
  4. Step 4: Simplify right side
    52,658.92x = 2,366,142,900.79
  5. Step 5: Solve for x
    x = 2,366,142,900.79/52,658.92
  6. Step 6: Final answer
    x = 44,933.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.