Home / 54,369.92-75,025.45-30,491.98

Finding the Fourth Proportional to 54,369.92, 75,025.45 and 30,491.98

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Solution

The fourth proportional to 54,369.92, 75,025.45 and 30,491.98 is: 42,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.92 : 75,025.45 = 30,491.98 : x
  2. Step 2: Convert to fraction form
    54,369.92/75,025.45 = 30,491.98/x
  3. Step 3: Cross multiply
    54,369.92x = 75,025.45 × 30,491.98
  4. Step 4: Simplify right side
    54,369.92x = 2,287,674,371.44
  5. Step 5: Solve for x
    x = 2,287,674,371.44/54,369.92
  6. Step 6: Final answer
    x = 42,076.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.