Home / 104,649.22-156,972.55-25,764.13

Finding the Fourth Proportional to 104,649.22, 156,972.55 and 25,764.13

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Solution

The fourth proportional to 104,649.22, 156,972.55 and 25,764.13 is: 38,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,649.22 : 156,972.55 = 25,764.13 : x
  2. Step 2: Convert to fraction form
    104,649.22/156,972.55 = 25,764.13/x
  3. Step 3: Cross multiply
    104,649.22x = 156,972.55 × 25,764.13
  4. Step 4: Simplify right side
    104,649.22x = 4,044,261,184.63
  5. Step 5: Solve for x
    x = 4,044,261,184.63/104,649.22
  6. Step 6: Final answer
    x = 38,645.88

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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.