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Finding the Fourth Proportional to 181,232.61, 250,101.27 and 100,658.07

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Solution

The fourth proportional to 181,232.61, 250,101.27 and 100,658.07 is: 138,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,232.61 : 250,101.27 = 100,658.07 : x
  2. Step 2: Convert to fraction form
    181,232.61/250,101.27 = 100,658.07/x
  3. Step 3: Cross multiply
    181,232.61x = 250,101.27 × 100,658.07
  4. Step 4: Simplify right side
    181,232.61x = 25,174,711,142.75
  5. Step 5: Solve for x
    x = 25,174,711,142.75/181,232.61
  6. Step 6: Final answer
    x = 138,908.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.