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Finding the Fourth Proportional to 52,543.92, 78,798.96 and 17,474.16

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Solution

The fourth proportional to 52,543.92, 78,798.96 and 17,474.16 is: 26,205.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,543.92 : 78,798.96 = 17,474.16 : x
  2. Step 2: Convert to fraction form
    52,543.92/78,798.96 = 17,474.16/x
  3. Step 3: Cross multiply
    52,543.92x = 78,798.96 × 17,474.16
  4. Step 4: Simplify right side
    52,543.92x = 1,376,945,634.87
  5. Step 5: Solve for x
    x = 1,376,945,634.87/52,543.92
  6. Step 6: Final answer
    x = 26,205.61

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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.