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Finding the Fourth Proportional to 88,253.87, 132,384.86 and 43,315.88

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Solution

The fourth proportional to 88,253.87, 132,384.86 and 43,315.88 is: 64,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,253.87 : 132,384.86 = 43,315.88 : x
  2. Step 2: Convert to fraction form
    88,253.87/132,384.86 = 43,315.88/x
  3. Step 3: Cross multiply
    88,253.87x = 132,384.86 × 43,315.88
  4. Step 4: Simplify right side
    88,253.87x = 5,734,366,493.00
  5. Step 5: Solve for x
    x = 5,734,366,493.00/88,253.87
  6. Step 6: Final answer
    x = 64,975.81

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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.