Home / 74,514.40-111,733.20-27,743.20

Finding the Fourth Proportional to 74,514.40, 111,733.20 and 27,743.20

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Solution

The fourth proportional to 74,514.40, 111,733.20 and 27,743.20 is: 41,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,514.40 : 111,733.20 = 27,743.20 : x
  2. Step 2: Convert to fraction form
    74,514.40/111,733.20 = 27,743.20/x
  3. Step 3: Cross multiply
    74,514.40x = 111,733.20 × 27,743.20
  4. Step 4: Simplify right side
    74,514.40x = 3,099,836,514.24
  5. Step 5: Solve for x
    x = 3,099,836,514.24/74,514.40
  6. Step 6: Final answer
    x = 41,600.50

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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.