Home / 54,440.16-81,499.80-53,098.80

Finding the Fourth Proportional to 54,440.16, 81,499.80 and 53,098.80

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Solution

The fourth proportional to 54,440.16, 81,499.80 and 53,098.80 is: 79,491.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440.16 : 81,499.80 = 53,098.80 : x
  2. Step 2: Convert to fraction form
    54,440.16/81,499.80 = 53,098.80/x
  3. Step 3: Cross multiply
    54,440.16x = 81,499.80 × 53,098.80
  4. Step 4: Simplify right side
    54,440.16x = 4,327,541,580.24
  5. Step 5: Solve for x
    x = 4,327,541,580.24/54,440.16
  6. Step 6: Final answer
    x = 79,491.71

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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.