Home / 41,588.40-62,390.70-12,007.20

Finding the Fourth Proportional to 41,588.40, 62,390.70 and 12,007.20

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Solution

The fourth proportional to 41,588.40, 62,390.70 and 12,007.20 is: 18,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,588.40 : 62,390.70 = 12,007.20 : x
  2. Step 2: Convert to fraction form
    41,588.40/62,390.70 = 12,007.20/x
  3. Step 3: Cross multiply
    41,588.40x = 62,390.70 × 12,007.20
  4. Step 4: Simplify right side
    41,588.40x = 749,137,613.04
  5. Step 5: Solve for x
    x = 749,137,613.04/41,588.40
  6. Step 6: Final answer
    x = 18,013.14

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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.