Home / 40,474.49-60,718.75-12,393.88

Finding the Fourth Proportional to 40,474.49, 60,718.75 and 12,393.88

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Solution

The fourth proportional to 40,474.49, 60,718.75 and 12,393.88 is: 18,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,474.49 : 60,718.75 = 12,393.88 : x
  2. Step 2: Convert to fraction form
    40,474.49/60,718.75 = 12,393.88/x
  3. Step 3: Cross multiply
    40,474.49x = 60,718.75 × 12,393.88
  4. Step 4: Simplify right side
    40,474.49x = 752,540,718.47
  5. Step 5: Solve for x
    x = 752,540,718.47/40,474.49
  6. Step 6: Final answer
    x = 18,592.97

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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.