Home / 71,862.04-107,747.88-21,925.54

Finding the Fourth Proportional to 71,862.04, 107,747.88 and 21,925.54

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Solution

The fourth proportional to 71,862.04, 107,747.88 and 21,925.54 is: 32,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,862.04 : 107,747.88 = 21,925.54 : x
  2. Step 2: Convert to fraction form
    71,862.04/107,747.88 = 21,925.54/x
  3. Step 3: Cross multiply
    71,862.04x = 107,747.88 × 21,925.54
  4. Step 4: Simplify right side
    71,862.04x = 2,362,430,452.86
  5. Step 5: Solve for x
    x = 2,362,430,452.86/71,862.04
  6. Step 6: Final answer
    x = 32,874.53

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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.