Home / 62,843.28-94,242.60-20,713.20

Finding the Fourth Proportional to 62,843.28, 94,242.60 and 20,713.20

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Solution

The fourth proportional to 62,843.28, 94,242.60 and 20,713.20 is: 31,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,843.28 : 94,242.60 = 20,713.20 : x
  2. Step 2: Convert to fraction form
    62,843.28/94,242.60 = 20,713.20/x
  3. Step 3: Cross multiply
    62,843.28x = 94,242.60 × 20,713.20
  4. Step 4: Simplify right side
    62,843.28x = 1,952,065,822.32
  5. Step 5: Solve for x
    x = 1,952,065,822.32/62,843.28
  6. Step 6: Final answer
    x = 31,062.44

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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.