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Finding the Fourth Proportional to 88,543.80, 132,803.55 and 29,373.30

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Solution

The fourth proportional to 88,543.80, 132,803.55 and 29,373.30 is: 44,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,543.80 : 132,803.55 = 29,373.30 : x
  2. Step 2: Convert to fraction form
    88,543.80/132,803.55 = 29,373.30/x
  3. Step 3: Cross multiply
    88,543.80x = 132,803.55 × 29,373.30
  4. Step 4: Simplify right side
    88,543.80x = 3,900,878,515.22
  5. Step 5: Solve for x
    x = 3,900,878,515.22/88,543.80
  6. Step 6: Final answer
    x = 44,055.92

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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.