Home / 62,881.05-94,301.53-20,753.31

Finding the Fourth Proportional to 62,881.05, 94,301.53 and 20,753.31

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Solution

The fourth proportional to 62,881.05, 94,301.53 and 20,753.31 is: 31,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.05 : 94,301.53 = 20,753.31 : x
  2. Step 2: Convert to fraction form
    62,881.05/94,301.53 = 20,753.31/x
  3. Step 3: Cross multiply
    62,881.05x = 94,301.53 × 20,753.31
  4. Step 4: Simplify right side
    62,881.05x = 1,957,068,833.68
  5. Step 5: Solve for x
    x = 1,957,068,833.68/62,881.05
  6. Step 6: Final answer
    x = 31,123.35

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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.