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Finding the Fourth Proportional to 181,731.97, 250,797.48 and 101,154.38

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Solution

The fourth proportional to 181,731.97, 250,797.48 and 101,154.38 is: 139,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,731.97 : 250,797.48 = 101,154.38 : x
  2. Step 2: Convert to fraction form
    181,731.97/250,797.48 = 101,154.38/x
  3. Step 3: Cross multiply
    181,731.97x = 250,797.48 × 101,154.38
  4. Step 4: Simplify right side
    181,731.97x = 25,369,263,594.96
  5. Step 5: Solve for x
    x = 25,369,263,594.96/181,731.97
  6. Step 6: Final answer
    x = 139,597.15

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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.