Home / 100,577.30-150,886.20-29,499.80

Finding the Fourth Proportional to 100,577.30, 150,886.20 and 29,499.80

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Solution

The fourth proportional to 100,577.30, 150,886.20 and 29,499.80 is: 44,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,577.30 : 150,886.20 = 29,499.80 : x
  2. Step 2: Convert to fraction form
    100,577.30/150,886.20 = 29,499.80/x
  3. Step 3: Cross multiply
    100,577.30x = 150,886.20 × 29,499.80
  4. Step 4: Simplify right side
    100,577.30x = 4,451,112,722.76
  5. Step 5: Solve for x
    x = 4,451,112,722.76/100,577.30
  6. Step 6: Final answer
    x = 44,255.64

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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.