Home / 41,865.04-62,790.66-13,785.46

Finding the Fourth Proportional to 41,865.04, 62,790.66 and 13,785.46

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Solution

The fourth proportional to 41,865.04, 62,790.66 and 13,785.46 is: 20,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,865.04 : 62,790.66 = 13,785.46 : x
  2. Step 2: Convert to fraction form
    41,865.04/62,790.66 = 13,785.46/x
  3. Step 3: Cross multiply
    41,865.04x = 62,790.66 × 13,785.46
  4. Step 4: Simplify right side
    41,865.04x = 865,598,131.80
  5. Step 5: Solve for x
    x = 865,598,131.80/41,865.04
  6. Step 6: Final answer
    x = 20,675.92

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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.