Home / 62,881.36-94,302.02-20,753.60

Finding the Fourth Proportional to 62,881.36, 94,302.02 and 20,753.60

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Solution

The fourth proportional to 62,881.36, 94,302.02 and 20,753.60 is: 31,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.36 : 94,302.02 = 20,753.60 : x
  2. Step 2: Convert to fraction form
    62,881.36/94,302.02 = 20,753.60/x
  3. Step 3: Cross multiply
    62,881.36x = 94,302.02 × 20,753.60
  4. Step 4: Simplify right side
    62,881.36x = 1,957,105,982.65
  5. Step 5: Solve for x
    x = 1,957,105,982.65/62,881.36
  6. Step 6: Final answer
    x = 31,123.79

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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.