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Finding the Fourth Proportional to 247,615.57, 371,570.91 and 89,856.33

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Solution

The fourth proportional to 247,615.57, 371,570.91 and 89,856.33 is: 134,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,615.57 : 371,570.91 = 89,856.33 : x
  2. Step 2: Convert to fraction form
    247,615.57/371,570.91 = 89,856.33/x
  3. Step 3: Cross multiply
    247,615.57x = 371,570.91 × 89,856.33
  4. Step 4: Simplify right side
    247,615.57x = 33,387,998,307.36
  5. Step 5: Solve for x
    x = 33,387,998,307.36/247,615.57
  6. Step 6: Final answer
    x = 134,838.04

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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.