Home / 66,777.72-100,134.23-24,677.61

Finding the Fourth Proportional to 66,777.72, 100,134.23 and 24,677.61

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Solution

The fourth proportional to 66,777.72, 100,134.23 and 24,677.61 is: 37,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,777.72 : 100,134.23 = 24,677.61 : x
  2. Step 2: Convert to fraction form
    66,777.72/100,134.23 = 24,677.61/x
  3. Step 3: Cross multiply
    66,777.72x = 100,134.23 × 24,677.61
  4. Step 4: Simplify right side
    66,777.72x = 2,471,073,539.95
  5. Step 5: Solve for x
    x = 2,471,073,539.95/66,777.72
  6. Step 6: Final answer
    x = 37,004.46

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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.