Home / 88,036.04-132,052.52-81,179.26

Finding the Fourth Proportional to 88,036.04, 132,052.52 and 81,179.26

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Solution

The fourth proportional to 88,036.04, 132,052.52 and 81,179.26 is: 121,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,036.04 : 132,052.52 = 81,179.26 : x
  2. Step 2: Convert to fraction form
    88,036.04/132,052.52 = 81,179.26/x
  3. Step 3: Cross multiply
    88,036.04x = 132,052.52 × 81,179.26
  4. Step 4: Simplify right side
    88,036.04x = 10,719,925,854.74
  5. Step 5: Solve for x
    x = 10,719,925,854.74/88,036.04
  6. Step 6: Final answer
    x = 121,767.47

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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.