Home / 40,074.49-60,123.77-11,995.46

Finding the Fourth Proportional to 40,074.49, 60,123.77 and 11,995.46

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Solution

The fourth proportional to 40,074.49, 60,123.77 and 11,995.46 is: 17,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,074.49 : 60,123.77 = 11,995.46 : x
  2. Step 2: Convert to fraction form
    40,074.49/60,123.77 = 11,995.46/x
  3. Step 3: Cross multiply
    40,074.49x = 60,123.77 × 11,995.46
  4. Step 4: Simplify right side
    40,074.49x = 721,211,917.49
  5. Step 5: Solve for x
    x = 721,211,917.49/40,074.49
  6. Step 6: Final answer
    x = 17,996.78

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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.