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Finding the Fourth Proportional to 181,017.80, 271,565.76 and 54,647.56

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Solution

The fourth proportional to 181,017.80, 271,565.76 and 54,647.56 is: 81,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,017.80 : 271,565.76 = 54,647.56 : x
  2. Step 2: Convert to fraction form
    181,017.80/271,565.76 = 54,647.56/x
  3. Step 3: Cross multiply
    181,017.80x = 271,565.76 × 54,647.56
  4. Step 4: Simplify right side
    181,017.80x = 14,840,406,163.55
  5. Step 5: Solve for x
    x = 14,840,406,163.55/181,017.80
  6. Step 6: Final answer
    x = 81,983.13

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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.