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Finding the Fourth Proportional to 250,685.48, 375,798 and 108,441.92

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Solution

The fourth proportional to 250,685.48, 375,798 and 108,441.92 is: 162,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,685.48 : 375,798 = 108,441.92 : x
  2. Step 2: Convert to fraction form
    250,685.48/375,798 = 108,441.92/x
  3. Step 3: Cross multiply
    250,685.48x = 375,798 × 108,441.92
  4. Step 4: Simplify right side
    250,685.48x = 40,752,256,652.16
  5. Step 5: Solve for x
    x = 40,752,256,652.16/250,685.48
  6. Step 6: Final answer
    x = 162,563.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.