Home / 38,938.08-53,691.84-26,340.96

Finding the Fourth Proportional to 38,938.08, 53,691.84 and 26,340.96

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Solution

The fourth proportional to 38,938.08, 53,691.84 and 26,340.96 is: 36,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,938.08 : 53,691.84 = 26,340.96 : x
  2. Step 2: Convert to fraction form
    38,938.08/53,691.84 = 26,340.96/x
  3. Step 3: Cross multiply
    38,938.08x = 53,691.84 × 26,340.96
  4. Step 4: Simplify right side
    38,938.08x = 1,414,294,609.77
  5. Step 5: Solve for x
    x = 1,414,294,609.77/38,938.08
  6. Step 6: Final answer
    x = 36,321.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.