Home / 40,699.92-61,049.46-11,117.76

Finding the Fourth Proportional to 40,699.92, 61,049.46 and 11,117.76

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Solution

The fourth proportional to 40,699.92, 61,049.46 and 11,117.76 is: 16,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,699.92 : 61,049.46 = 11,117.76 : x
  2. Step 2: Convert to fraction form
    40,699.92/61,049.46 = 11,117.76/x
  3. Step 3: Cross multiply
    40,699.92x = 61,049.46 × 11,117.76
  4. Step 4: Simplify right side
    40,699.92x = 678,733,244.41
  5. Step 5: Solve for x
    x = 678,733,244.41/40,699.92
  6. Step 6: Final answer
    x = 16,676.53

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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.