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Finding the Fourth Proportional to 88,345.80, 132,477.12 and 26,003.88

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Solution

The fourth proportional to 88,345.80, 132,477.12 and 26,003.88 is: 38,993.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,345.80 : 132,477.12 = 26,003.88 : x
  2. Step 2: Convert to fraction form
    88,345.80/132,477.12 = 26,003.88/x
  3. Step 3: Cross multiply
    88,345.80x = 132,477.12 × 26,003.88
  4. Step 4: Simplify right side
    88,345.80x = 3,444,919,131.23
  5. Step 5: Solve for x
    x = 3,444,919,131.23/88,345.80
  6. Step 6: Final answer
    x = 38,993.58

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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.