Home / 36,242.17-54,350.23-12,543.29

Finding the Fourth Proportional to 36,242.17, 54,350.23 and 12,543.29

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Solution

The fourth proportional to 36,242.17, 54,350.23 and 12,543.29 is: 18,810.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,242.17 : 54,350.23 = 12,543.29 : x
  2. Step 2: Convert to fraction form
    36,242.17/54,350.23 = 12,543.29/x
  3. Step 3: Cross multiply
    36,242.17x = 54,350.23 × 12,543.29
  4. Step 4: Simplify right side
    36,242.17x = 681,730,424.71
  5. Step 5: Solve for x
    x = 681,730,424.71/36,242.17
  6. Step 6: Final answer
    x = 18,810.42

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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.