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Finding the Fourth Proportional to 181,425.78, 271,797.29 and 106,322.83

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Solution

The fourth proportional to 181,425.78, 271,797.29 and 106,322.83 is: 159,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,425.78 : 271,797.29 = 106,322.83 : x
  2. Step 2: Convert to fraction form
    181,425.78/271,797.29 = 106,322.83/x
  3. Step 3: Cross multiply
    181,425.78x = 271,797.29 × 106,322.83
  4. Step 4: Simplify right side
    181,425.78x = 28,898,258,373.66
  5. Step 5: Solve for x
    x = 28,898,258,373.66/181,425.78
  6. Step 6: Final answer
    x = 159,284.19

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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.