Home / 88,049.23-132,016.40-57,972.43

Finding the Fourth Proportional to 88,049.23, 132,016.40 and 57,972.43

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Solution

The fourth proportional to 88,049.23, 132,016.40 and 57,972.43 is: 86,920.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,049.23 : 132,016.40 = 57,972.43 : x
  2. Step 2: Convert to fraction form
    88,049.23/132,016.40 = 57,972.43/x
  3. Step 3: Cross multiply
    88,049.23x = 132,016.40 × 57,972.43
  4. Step 4: Simplify right side
    88,049.23x = 7,653,310,857.81
  5. Step 5: Solve for x
    x = 7,653,310,857.81/88,049.23
  6. Step 6: Final answer
    x = 86,920.82

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1.5x scale

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.