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Finding the Fourth Proportional to 181,679.85, 250,458.32 and 127,797.63

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Solution

The fourth proportional to 181,679.85, 250,458.32 and 127,797.63 is: 176,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,679.85 : 250,458.32 = 127,797.63 : x
  2. Step 2: Convert to fraction form
    181,679.85/250,458.32 = 127,797.63/x
  3. Step 3: Cross multiply
    181,679.85x = 250,458.32 × 127,797.63
  4. Step 4: Simplify right side
    181,679.85x = 32,007,979,070.79
  5. Step 5: Solve for x
    x = 32,007,979,070.79/181,679.85
  6. Step 6: Final answer
    x = 176,177.93

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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.