Home / 41,029.40-61,543.20-11,446.40

Finding the Fourth Proportional to 41,029.40, 61,543.20 and 11,446.40

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Solution

The fourth proportional to 41,029.40, 61,543.20 and 11,446.40 is: 17,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,029.40 : 61,543.20 = 11,446.40 : x
  2. Step 2: Convert to fraction form
    41,029.40/61,543.20 = 11,446.40/x
  3. Step 3: Cross multiply
    41,029.40x = 61,543.20 × 11,446.40
  4. Step 4: Simplify right side
    41,029.40x = 704,448,084.48
  5. Step 5: Solve for x
    x = 704,448,084.48/41,029.40
  6. Step 6: Final answer
    x = 17,169.35

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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.