Home / 62,499.15-93,758.45-20,936.43

Finding the Fourth Proportional to 62,499.15, 93,758.45 and 20,936.43

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Solution

The fourth proportional to 62,499.15, 93,758.45 and 20,936.43 is: 31,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,499.15 : 93,758.45 = 20,936.43 : x
  2. Step 2: Convert to fraction form
    62,499.15/93,758.45 = 20,936.43/x
  3. Step 3: Cross multiply
    62,499.15x = 93,758.45 × 20,936.43
  4. Step 4: Simplify right side
    62,499.15x = 1,962,967,120.65
  5. Step 5: Solve for x
    x = 1,962,967,120.65/62,499.15
  6. Step 6: Final answer
    x = 31,407.90

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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.