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Finding the Fourth Proportional to 132,753.47, 199,056.38 and 43,958.53

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Solution

The fourth proportional to 132,753.47, 199,056.38 and 43,958.53 is: 65,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,753.47 : 199,056.38 = 43,958.53 : x
  2. Step 2: Convert to fraction form
    132,753.47/199,056.38 = 43,958.53/x
  3. Step 3: Cross multiply
    132,753.47x = 199,056.38 × 43,958.53
  4. Step 4: Simplify right side
    132,753.47x = 8,750,225,851.92
  5. Step 5: Solve for x
    x = 8,750,225,851.92/132,753.47
  6. Step 6: Final answer
    x = 65,913.35

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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.