Home / 89,855.14-134,753.52-29,867.50

Finding the Fourth Proportional to 89,855.14, 134,753.52 and 29,867.50

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Solution

The fourth proportional to 89,855.14, 134,753.52 and 29,867.50 is: 44,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,855.14 : 134,753.52 = 29,867.50 : x
  2. Step 2: Convert to fraction form
    89,855.14/134,753.52 = 29,867.50/x
  3. Step 3: Cross multiply
    89,855.14x = 134,753.52 × 29,867.50
  4. Step 4: Simplify right side
    89,855.14x = 4,024,750,758.60
  5. Step 5: Solve for x
    x = 4,024,750,758.60/89,855.14
  6. Step 6: Final answer
    x = 44,791.55

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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.