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Finding the Fourth Proportional to 88,353.54, 132,572.88 and 43,984.20

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Solution

The fourth proportional to 88,353.54, 132,572.88 and 43,984.20 is: 65,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,353.54 : 132,572.88 = 43,984.20 : x
  2. Step 2: Convert to fraction form
    88,353.54/132,572.88 = 43,984.20/x
  3. Step 3: Cross multiply
    88,353.54x = 132,572.88 × 43,984.20
  4. Step 4: Simplify right side
    88,353.54x = 5,831,112,068.50
  5. Step 5: Solve for x
    x = 5,831,112,068.50/88,353.54
  6. Step 6: Final answer
    x = 65,997.49

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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.