Home / 60,911.56-91,344.30-25,867.72

Finding the Fourth Proportional to 60,911.56, 91,344.30 and 25,867.72

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Solution

The fourth proportional to 60,911.56, 91,344.30 and 25,867.72 is: 38,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,911.56 : 91,344.30 = 25,867.72 : x
  2. Step 2: Convert to fraction form
    60,911.56/91,344.30 = 25,867.72/x
  3. Step 3: Cross multiply
    60,911.56x = 91,344.30 × 25,867.72
  4. Step 4: Simplify right side
    60,911.56x = 2,362,868,776.00
  5. Step 5: Solve for x
    x = 2,362,868,776.00/60,911.56
  6. Step 6: Final answer
    x = 38,791.80

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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.