Home / 60,680.43-91,348.25-54,577.08

Finding the Fourth Proportional to 60,680.43, 91,348.25 and 54,577.08

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Solution

The fourth proportional to 60,680.43, 91,348.25 and 54,577.08 is: 82,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,680.43 : 91,348.25 = 54,577.08 : x
  2. Step 2: Convert to fraction form
    60,680.43/91,348.25 = 54,577.08/x
  3. Step 3: Cross multiply
    60,680.43x = 91,348.25 × 54,577.08
  4. Step 4: Simplify right side
    60,680.43x = 4,985,520,748.11
  5. Step 5: Solve for x
    x = 4,985,520,748.11/60,680.43
  6. Step 6: Final answer
    x = 82,160.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.