Home / 60,543.33-90,818.41-18,424.79

Finding the Fourth Proportional to 60,543.33, 90,818.41 and 18,424.79

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Solution

The fourth proportional to 60,543.33, 90,818.41 and 18,424.79 is: 27,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,543.33 : 90,818.41 = 18,424.79 : x
  2. Step 2: Convert to fraction form
    60,543.33/90,818.41 = 18,424.79/x
  3. Step 3: Cross multiply
    60,543.33x = 90,818.41 × 18,424.79
  4. Step 4: Simplify right side
    60,543.33x = 1,673,310,132.38
  5. Step 5: Solve for x
    x = 1,673,310,132.38/60,543.33
  6. Step 6: Final answer
    x = 27,638.22

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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.