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Finding the Fourth Proportional to 185,882.94, 256,520.79 and 101,001.42

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Solution

The fourth proportional to 185,882.94, 256,520.79 and 101,001.42 is: 139,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,882.94 : 256,520.79 = 101,001.42 : x
  2. Step 2: Convert to fraction form
    185,882.94/256,520.79 = 101,001.42/x
  3. Step 3: Cross multiply
    185,882.94x = 256,520.79 × 101,001.42
  4. Step 4: Simplify right side
    185,882.94x = 25,908,964,049.52
  5. Step 5: Solve for x
    x = 25,908,964,049.52/185,882.94
  6. Step 6: Final answer
    x = 139,383.23

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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.