Home / 41,570.76-62,366.04-11,988.12

Finding the Fourth Proportional to 41,570.76, 62,366.04 and 11,988.12

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Solution

The fourth proportional to 41,570.76, 62,366.04 and 11,988.12 is: 17,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,570.76 : 62,366.04 = 11,988.12 : x
  2. Step 2: Convert to fraction form
    41,570.76/62,366.04 = 11,988.12/x
  3. Step 3: Cross multiply
    41,570.76x = 62,366.04 × 11,988.12
  4. Step 4: Simplify right side
    41,570.76x = 747,651,571.44
  5. Step 5: Solve for x
    x = 747,651,571.44/41,570.76
  6. Step 6: Final answer
    x = 17,985.03

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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.