Home / 89,704.16-123,793.33-49,417.65

Finding the Fourth Proportional to 89,704.16, 123,793.33 and 49,417.65

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Solution

The fourth proportional to 89,704.16, 123,793.33 and 49,417.65 is: 68,197.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,704.16 : 123,793.33 = 49,417.65 : x
  2. Step 2: Convert to fraction form
    89,704.16/123,793.33 = 49,417.65/x
  3. Step 3: Cross multiply
    89,704.16x = 123,793.33 × 49,417.65
  4. Step 4: Simplify right side
    89,704.16x = 6,117,575,423.39
  5. Step 5: Solve for x
    x = 6,117,575,423.39/89,704.16
  6. Step 6: Final answer
    x = 68,197.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.