Home / 88,619.02-132,616.27-55,354.75

Finding the Fourth Proportional to 88,619.02, 132,616.27 and 55,354.75

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Solution

The fourth proportional to 88,619.02, 132,616.27 and 55,354.75 is: 82,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,619.02 : 132,616.27 = 55,354.75 : x
  2. Step 2: Convert to fraction form
    88,619.02/132,616.27 = 55,354.75/x
  3. Step 3: Cross multiply
    88,619.02x = 132,616.27 × 55,354.75
  4. Step 4: Simplify right side
    88,619.02x = 7,340,940,471.78
  5. Step 5: Solve for x
    x = 7,340,940,471.78/88,619.02
  6. Step 6: Final answer
    x = 82,837.08

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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.