Home / 150,050.40-207,061.20-82,053.84

Finding the Fourth Proportional to 150,050.40, 207,061.20 and 82,053.84

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Solution

The fourth proportional to 150,050.40, 207,061.20 and 82,053.84 is: 113,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,050.40 : 207,061.20 = 82,053.84 : x
  2. Step 2: Convert to fraction form
    150,050.40/207,061.20 = 82,053.84/x
  3. Step 3: Cross multiply
    150,050.40x = 207,061.20 × 82,053.84
  4. Step 4: Simplify right side
    150,050.40x = 16,990,166,575.01
  5. Step 5: Solve for x
    x = 16,990,166,575.01/150,050.40
  6. Step 6: Final answer
    x = 113,229.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.