Home / 66,861.44-100,298.82-24,752.78

Finding the Fourth Proportional to 66,861.44, 100,298.82 and 24,752.78

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Solution

The fourth proportional to 66,861.44, 100,298.82 and 24,752.78 is: 37,131.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,861.44 : 100,298.82 = 24,752.78 : x
  2. Step 2: Convert to fraction form
    66,861.44/100,298.82 = 24,752.78/x
  3. Step 3: Cross multiply
    66,861.44x = 100,298.82 × 24,752.78
  4. Step 4: Simplify right side
    66,861.44x = 2,482,674,625.72
  5. Step 5: Solve for x
    x = 2,482,674,625.72/66,861.44
  6. Step 6: Final answer
    x = 37,131.64

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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.