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Finding the Fourth Proportional to 214,792.68, 322,065.56 and 88,520.10

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Solution

The fourth proportional to 214,792.68, 322,065.56 and 88,520.10 is: 132,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,792.68 : 322,065.56 = 88,520.10 : x
  2. Step 2: Convert to fraction form
    214,792.68/322,065.56 = 88,520.10/x
  3. Step 3: Cross multiply
    214,792.68x = 322,065.56 × 88,520.10
  4. Step 4: Simplify right side
    214,792.68x = 28,509,275,577.76
  5. Step 5: Solve for x
    x = 28,509,275,577.76/214,792.68
  6. Step 6: Final answer
    x = 132,729.27

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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.