Home / 73,026.96-109,523.70-20,441.76

Finding the Fourth Proportional to 73,026.96, 109,523.70 and 20,441.76

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Solution

The fourth proportional to 73,026.96, 109,523.70 and 20,441.76 is: 30,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,026.96 : 109,523.70 = 20,441.76 : x
  2. Step 2: Convert to fraction form
    73,026.96/109,523.70 = 20,441.76/x
  3. Step 3: Cross multiply
    73,026.96x = 109,523.70 × 20,441.76
  4. Step 4: Simplify right side
    73,026.96x = 2,238,857,189.71
  5. Step 5: Solve for x
    x = 2,238,857,189.71/73,026.96
  6. Step 6: Final answer
    x = 30,657.95

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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.