Home / 99,815.29-149,722.09-24,934.91

Finding the Fourth Proportional to 99,815.29, 149,722.09 and 24,934.91

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Solution

The fourth proportional to 99,815.29, 149,722.09 and 24,934.91 is: 37,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,815.29 : 149,722.09 = 24,934.91 : x
  2. Step 2: Convert to fraction form
    99,815.29/149,722.09 = 24,934.91/x
  3. Step 3: Cross multiply
    99,815.29x = 149,722.09 × 24,934.91
  4. Step 4: Simplify right side
    99,815.29x = 3,733,306,028.21
  5. Step 5: Solve for x
    x = 3,733,306,028.21/99,815.29
  6. Step 6: Final answer
    x = 37,402.15

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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.