Home / 62,753.44-94,127.28-21,200.80

Finding the Fourth Proportional to 62,753.44, 94,127.28 and 21,200.80

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Solution

The fourth proportional to 62,753.44, 94,127.28 and 21,200.80 is: 31,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,753.44 : 94,127.28 = 21,200.80 : x
  2. Step 2: Convert to fraction form
    62,753.44/94,127.28 = 21,200.80/x
  3. Step 3: Cross multiply
    62,753.44x = 94,127.28 × 21,200.80
  4. Step 4: Simplify right side
    62,753.44x = 1,995,573,637.82
  5. Step 5: Solve for x
    x = 1,995,573,637.82/62,753.44
  6. Step 6: Final answer
    x = 31,800.23

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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.