Home / 40,824.61-61,236.92-11,242.74

Finding the Fourth Proportional to 40,824.61, 61,236.92 and 11,242.74

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Solution

The fourth proportional to 40,824.61, 61,236.92 and 11,242.74 is: 16,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824.61 : 61,236.92 = 11,242.74 : x
  2. Step 2: Convert to fraction form
    40,824.61/61,236.92 = 11,242.74/x
  3. Step 3: Cross multiply
    40,824.61x = 61,236.92 × 11,242.74
  4. Step 4: Simplify right side
    40,824.61x = 688,470,769.96
  5. Step 5: Solve for x
    x = 688,470,769.96/40,824.61
  6. Step 6: Final answer
    x = 16,864.11

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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.