Home / 80,852.24-121,200.60-41,427.92

Finding the Fourth Proportional to 80,852.24, 121,200.60 and 41,427.92

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Solution

The fourth proportional to 80,852.24, 121,200.60 and 41,427.92 is: 62,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,852.24 : 121,200.60 = 41,427.92 : x
  2. Step 2: Convert to fraction form
    80,852.24/121,200.60 = 41,427.92/x
  3. Step 3: Cross multiply
    80,852.24x = 121,200.60 × 41,427.92
  4. Step 4: Simplify right side
    80,852.24x = 5,021,088,760.75
  5. Step 5: Solve for x
    x = 5,021,088,760.75/80,852.24
  6. Step 6: Final answer
    x = 62,102.04

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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.