Home / 61,743.20-85,209.87-37,553.61

Finding the Fourth Proportional to 61,743.20, 85,209.87 and 37,553.61

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Solution

The fourth proportional to 61,743.20, 85,209.87 and 37,553.61 is: 51,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,743.20 : 85,209.87 = 37,553.61 : x
  2. Step 2: Convert to fraction form
    61,743.20/85,209.87 = 37,553.61/x
  3. Step 3: Cross multiply
    61,743.20x = 85,209.87 × 37,553.61
  4. Step 4: Simplify right side
    61,743.20x = 3,199,938,207.19
  5. Step 5: Solve for x
    x = 3,199,938,207.19/61,743.20
  6. Step 6: Final answer
    x = 51,826.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.