Home / 89,868.32-134,805.92-23,306.70

Finding the Fourth Proportional to 89,868.32, 134,805.92 and 23,306.70

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Solution

The fourth proportional to 89,868.32, 134,805.92 and 23,306.70 is: 34,960.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,868.32 : 134,805.92 = 23,306.70 : x
  2. Step 2: Convert to fraction form
    89,868.32/134,805.92 = 23,306.70/x
  3. Step 3: Cross multiply
    89,868.32x = 134,805.92 × 23,306.70
  4. Step 4: Simplify right side
    89,868.32x = 3,141,881,019.13
  5. Step 5: Solve for x
    x = 3,141,881,019.13/89,868.32
  6. Step 6: Final answer
    x = 34,960.94

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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.