Home / 53,767.40-80,591.33-40,577

Finding the Fourth Proportional to 53,767.40, 80,591.33 and 40,577

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Solution

The fourth proportional to 53,767.40, 80,591.33 and 40,577 is: 60,820.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,767.40 : 80,591.33 = 40,577 : x
  2. Step 2: Convert to fraction form
    53,767.40/80,591.33 = 40,577/x
  3. Step 3: Cross multiply
    53,767.40x = 80,591.33 × 40,577
  4. Step 4: Simplify right side
    53,767.40x = 3,270,154,397.41
  5. Step 5: Solve for x
    x = 3,270,154,397.41/53,767.40
  6. Step 6: Final answer
    x = 60,820.39

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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.