Home / 74,422.60-111,648.30-21,833.80

Finding the Fourth Proportional to 74,422.60, 111,648.30 and 21,833.80

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Solution

The fourth proportional to 74,422.60, 111,648.30 and 21,833.80 is: 32,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,422.60 : 111,648.30 = 21,833.80 : x
  2. Step 2: Convert to fraction form
    74,422.60/111,648.30 = 21,833.80/x
  3. Step 3: Cross multiply
    74,422.60x = 111,648.30 × 21,833.80
  4. Step 4: Simplify right side
    74,422.60x = 2,437,706,652.54
  5. Step 5: Solve for x
    x = 2,437,706,652.54/74,422.60
  6. Step 6: Final answer
    x = 32,754.92

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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.