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Finding the Fourth Proportional to 181,750.92, 250,914.68 and 127,469.76

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Solution

The fourth proportional to 181,750.92, 250,914.68 and 127,469.76 is: 175,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,750.92 : 250,914.68 = 127,469.76 : x
  2. Step 2: Convert to fraction form
    181,750.92/250,914.68 = 127,469.76/x
  3. Step 3: Cross multiply
    181,750.92x = 250,914.68 × 127,469.76
  4. Step 4: Simplify right side
    181,750.92x = 31,984,034,040.08
  5. Step 5: Solve for x
    x = 31,984,034,040.08/181,750.92
  6. Step 6: Final answer
    x = 175,977.29

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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.