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Finding the Fourth Proportional to 250,073.92, 375,153.54 and 92,303.20

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Solution

The fourth proportional to 250,073.92, 375,153.54 and 92,303.20 is: 138,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,073.92 : 375,153.54 = 92,303.20 : x
  2. Step 2: Convert to fraction form
    250,073.92/375,153.54 = 92,303.20/x
  3. Step 3: Cross multiply
    250,073.92x = 375,153.54 × 92,303.20
  4. Step 4: Simplify right side
    250,073.92x = 34,627,872,233.33
  5. Step 5: Solve for x
    x = 34,627,872,233.33/250,073.92
  6. Step 6: Final answer
    x = 138,470.55

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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.