Home / 99,286.56-148,960.08-29,166.48

Finding the Fourth Proportional to 99,286.56, 148,960.08 and 29,166.48

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Solution

The fourth proportional to 99,286.56, 148,960.08 and 29,166.48 is: 43,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,286.56 : 148,960.08 = 29,166.48 : x
  2. Step 2: Convert to fraction form
    99,286.56/148,960.08 = 29,166.48/x
  3. Step 3: Cross multiply
    99,286.56x = 148,960.08 × 29,166.48
  4. Step 4: Simplify right side
    99,286.56x = 4,344,641,194.12
  5. Step 5: Solve for x
    x = 4,344,641,194.12/99,286.56
  6. Step 6: Final answer
    x = 43,758.60

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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.