Home / 54,165.10-81,295.65-31,950.70

Finding the Fourth Proportional to 54,165.10, 81,295.65 and 31,950.70

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Solution

The fourth proportional to 54,165.10, 81,295.65 and 31,950.70 is: 47,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,165.10 : 81,295.65 = 31,950.70 : x
  2. Step 2: Convert to fraction form
    54,165.10/81,295.65 = 31,950.70/x
  3. Step 3: Cross multiply
    54,165.10x = 81,295.65 × 31,950.70
  4. Step 4: Simplify right side
    54,165.10x = 2,597,452,924.46
  5. Step 5: Solve for x
    x = 2,597,452,924.46/54,165.10
  6. Step 6: Final answer
    x = 47,954.36

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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.