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Finding the Fourth Proportional to 88,509.68, 132,764.52 and 26,175.32

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Solution

The fourth proportional to 88,509.68, 132,764.52 and 26,175.32 is: 39,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,509.68 : 132,764.52 = 26,175.32 : x
  2. Step 2: Convert to fraction form
    88,509.68/132,764.52 = 26,175.32/x
  3. Step 3: Cross multiply
    88,509.68x = 132,764.52 × 26,175.32
  4. Step 4: Simplify right side
    88,509.68x = 3,475,153,795.65
  5. Step 5: Solve for x
    x = 3,475,153,795.65/88,509.68
  6. Step 6: Final answer
    x = 39,262.98

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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.