Home / 40,836.66-61,244.06-11,247.47

Finding the Fourth Proportional to 40,836.66, 61,244.06 and 11,247.47

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Solution

The fourth proportional to 40,836.66, 61,244.06 and 11,247.47 is: 16,868.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,836.66 : 61,244.06 = 11,247.47 : x
  2. Step 2: Convert to fraction form
    40,836.66/61,244.06 = 11,247.47/x
  3. Step 3: Cross multiply
    40,836.66x = 61,244.06 × 11,247.47
  4. Step 4: Simplify right side
    40,836.66x = 688,840,365.07
  5. Step 5: Solve for x
    x = 688,840,365.07/40,836.66
  6. Step 6: Final answer
    x = 16,868.19

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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.