Home / 57,987.39-86,930.97-25,941.92

Finding the Fourth Proportional to 57,987.39, 86,930.97 and 25,941.92

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Solution

The fourth proportional to 57,987.39, 86,930.97 and 25,941.92 is: 38,890.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,987.39 : 86,930.97 = 25,941.92 : x
  2. Step 2: Convert to fraction form
    57,987.39/86,930.97 = 25,941.92/x
  3. Step 3: Cross multiply
    57,987.39x = 86,930.97 × 25,941.92
  4. Step 4: Simplify right side
    57,987.39x = 2,255,156,372.24
  5. Step 5: Solve for x
    x = 2,255,156,372.24/57,987.39
  6. Step 6: Final answer
    x = 38,890.46

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1.5x scale

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.