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Finding the Fourth Proportional to 52,000.56, 78,008.94 and 16,932.06

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Solution

The fourth proportional to 52,000.56, 78,008.94 and 16,932.06 is: 25,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,000.56 : 78,008.94 = 16,932.06 : x
  2. Step 2: Convert to fraction form
    52,000.56/78,008.94 = 16,932.06/x
  3. Step 3: Cross multiply
    52,000.56x = 78,008.94 × 16,932.06
  4. Step 4: Simplify right side
    52,000.56x = 1,320,852,052.62
  5. Step 5: Solve for x
    x = 1,320,852,052.62/52,000.56
  6. Step 6: Final answer
    x = 25,400.73

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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.