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Finding the Fourth Proportional to 52,505.65, 78,773.73 and 16,966.23

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Solution

The fourth proportional to 52,505.65, 78,773.73 and 16,966.23 is: 25,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505.65 : 78,773.73 = 16,966.23 : x
  2. Step 2: Convert to fraction form
    52,505.65/78,773.73 = 16,966.23/x
  3. Step 3: Cross multiply
    52,505.65x = 78,773.73 × 16,966.23
  4. Step 4: Simplify right side
    52,505.65x = 1,336,493,221.14
  5. Step 5: Solve for x
    x = 1,336,493,221.14/52,505.65
  6. Step 6: Final answer
    x = 25,454.27

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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.