Home / 60,679.43-91,346.75-54,576.08

Finding the Fourth Proportional to 60,679.43, 91,346.75 and 54,576.08

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Solution

The fourth proportional to 60,679.43, 91,346.75 and 54,576.08 is: 82,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,679.43 : 91,346.75 = 54,576.08 : x
  2. Step 2: Convert to fraction form
    60,679.43/91,346.75 = 54,576.08/x
  3. Step 3: Cross multiply
    60,679.43x = 91,346.75 × 54,576.08
  4. Step 4: Simplify right side
    60,679.43x = 4,985,346,806.13
  5. Step 5: Solve for x
    x = 4,985,346,806.13/60,679.43
  6. Step 6: Final answer
    x = 82,158.77

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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.