Home / 71,343.24-107,016.06-26,990.88

Finding the Fourth Proportional to 71,343.24, 107,016.06 and 26,990.88

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Solution

The fourth proportional to 71,343.24, 107,016.06 and 26,990.88 is: 40,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,343.24 : 107,016.06 = 26,990.88 : x
  2. Step 2: Convert to fraction form
    71,343.24/107,016.06 = 26,990.88/x
  3. Step 3: Cross multiply
    71,343.24x = 107,016.06 × 26,990.88
  4. Step 4: Simplify right side
    71,343.24x = 2,888,457,633.53
  5. Step 5: Solve for x
    x = 2,888,457,633.53/71,343.24
  6. Step 6: Final answer
    x = 40,486.77

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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.