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Finding the Fourth Proportional to 181,709.92, 250,545.09 and 124,376.92

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Solution

The fourth proportional to 181,709.92, 250,545.09 and 124,376.92 is: 171,493.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,709.92 : 250,545.09 = 124,376.92 : x
  2. Step 2: Convert to fraction form
    181,709.92/250,545.09 = 124,376.92/x
  3. Step 3: Cross multiply
    181,709.92x = 250,545.09 × 124,376.92
  4. Step 4: Simplify right side
    181,709.92x = 31,162,026,615.32
  5. Step 5: Solve for x
    x = 31,162,026,615.32/181,709.92
  6. Step 6: Final answer
    x = 171,493.26

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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.