Home / 88,619.52-132,617.03-55,355.25

Finding the Fourth Proportional to 88,619.52, 132,617.03 and 55,355.25

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Solution

The fourth proportional to 88,619.52, 132,617.03 and 55,355.25 is: 82,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,619.52 : 132,617.03 = 55,355.25 : x
  2. Step 2: Convert to fraction form
    88,619.52/132,617.03 = 55,355.25/x
  3. Step 3: Cross multiply
    88,619.52x = 132,617.03 × 55,355.25
  4. Step 4: Simplify right side
    88,619.52x = 7,341,048,573.13
  5. Step 5: Solve for x
    x = 7,341,048,573.13/88,619.52
  6. Step 6: Final answer
    x = 82,837.83

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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.