Home / 40,610.96-60,922.50-12,528.68

Finding the Fourth Proportional to 40,610.96, 60,922.50 and 12,528.68

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Solution

The fourth proportional to 40,610.96, 60,922.50 and 12,528.68 is: 18,794.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,610.96 : 60,922.50 = 12,528.68 : x
  2. Step 2: Convert to fraction form
    40,610.96/60,922.50 = 12,528.68/x
  3. Step 3: Cross multiply
    40,610.96x = 60,922.50 × 12,528.68
  4. Step 4: Simplify right side
    40,610.96x = 763,278,507.30
  5. Step 5: Solve for x
    x = 763,278,507.30/40,610.96
  6. Step 6: Final answer
    x = 18,794.89

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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.