Home / 85,195.76-127,805.98-26,023.84

Finding the Fourth Proportional to 85,195.76, 127,805.98 and 26,023.84

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Solution

The fourth proportional to 85,195.76, 127,805.98 and 26,023.84 is: 39,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,195.76 : 127,805.98 = 26,023.84 : x
  2. Step 2: Convert to fraction form
    85,195.76/127,805.98 = 26,023.84/x
  3. Step 3: Cross multiply
    85,195.76x = 127,805.98 × 26,023.84
  4. Step 4: Simplify right side
    85,195.76x = 3,326,002,374.56
  5. Step 5: Solve for x
    x = 3,326,002,374.56/85,195.76
  6. Step 6: Final answer
    x = 39,039.53

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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.