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Finding the Fourth Proportional to 181,402.56, 250,573.44 and 124,715.52

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Solution

The fourth proportional to 181,402.56, 250,573.44 and 124,715.52 is: 172,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,402.56 : 250,573.44 = 124,715.52 : x
  2. Step 2: Convert to fraction form
    181,402.56/250,573.44 = 124,715.52/x
  3. Step 3: Cross multiply
    181,402.56x = 250,573.44 × 124,715.52
  4. Step 4: Simplify right side
    181,402.56x = 31,250,396,867.79
  5. Step 5: Solve for x
    x = 31,250,396,867.79/181,402.56
  6. Step 6: Final answer
    x = 172,270.98

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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.