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Finding the Fourth Proportional to 181,500.80, 271,732.80 and 162,838.40

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Solution

The fourth proportional to 181,500.80, 271,732.80 and 162,838.40 is: 243,792.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,500.80 : 271,732.80 = 162,838.40 : x
  2. Step 2: Convert to fraction form
    181,500.80/271,732.80 = 162,838.40/x
  3. Step 3: Cross multiply
    181,500.80x = 271,732.80 × 162,838.40
  4. Step 4: Simplify right side
    181,500.80x = 44,248,534,379.52
  5. Step 5: Solve for x
    x = 44,248,534,379.52/181,500.80
  6. Step 6: Final answer
    x = 243,792.50

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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.