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Finding the Fourth Proportional to 181,509.80, 271,875.90 and 118,524.20

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Solution

The fourth proportional to 181,509.80, 271,875.90 and 118,524.20 is: 177,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,509.80 : 271,875.90 = 118,524.20 : x
  2. Step 2: Convert to fraction form
    181,509.80/271,875.90 = 118,524.20/x
  3. Step 3: Cross multiply
    181,509.80x = 271,875.90 × 118,524.20
  4. Step 4: Simplify right side
    181,509.80x = 32,223,873,546.78
  5. Step 5: Solve for x
    x = 32,223,873,546.78/181,509.80
  6. Step 6: Final answer
    x = 177,532.42

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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.