Home / 41,703.17-62,555.78-12,121.25

Finding the Fourth Proportional to 41,703.17, 62,555.78 and 12,121.25

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Solution

The fourth proportional to 41,703.17, 62,555.78 and 12,121.25 is: 18,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,703.17 : 62,555.78 = 12,121.25 : x
  2. Step 2: Convert to fraction form
    41,703.17/62,555.78 = 12,121.25/x
  3. Step 3: Cross multiply
    41,703.17x = 62,555.78 × 12,121.25
  4. Step 4: Simplify right side
    41,703.17x = 758,254,344.11
  5. Step 5: Solve for x
    x = 758,254,344.11/41,703.17
  6. Step 6: Final answer
    x = 18,182.18

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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.