Home / 88,539.10-132,589.94-65,995.72

Finding the Fourth Proportional to 88,539.10, 132,589.94 and 65,995.72

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Solution

The fourth proportional to 88,539.10, 132,589.94 and 65,995.72 is: 98,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,539.10 : 132,589.94 = 65,995.72 : x
  2. Step 2: Convert to fraction form
    88,539.10/132,589.94 = 65,995.72/x
  3. Step 3: Cross multiply
    88,539.10x = 132,589.94 × 65,995.72
  4. Step 4: Simplify right side
    88,539.10x = 8,750,368,555.06
  5. Step 5: Solve for x
    x = 8,750,368,555.06/88,539.10
  6. Step 6: Final answer
    x = 98,830.56

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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.