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Finding the Fourth Proportional to 181,817.43, 250,925.49 and 101,244.93

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Solution

The fourth proportional to 181,817.43, 250,925.49 and 101,244.93 is: 139,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,817.43 : 250,925.49 = 101,244.93 : x
  2. Step 2: Convert to fraction form
    181,817.43/250,925.49 = 101,244.93/x
  3. Step 3: Cross multiply
    181,817.43x = 250,925.49 × 101,244.93
  4. Step 4: Simplify right side
    181,817.43x = 25,404,933,670.27
  5. Step 5: Solve for x
    x = 25,404,933,670.27/181,817.43
  6. Step 6: Final answer
    x = 139,727.71

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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.