Home / 52,943.16-73,056.18-31,721.88

Finding the Fourth Proportional to 52,943.16, 73,056.18 and 31,721.88

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Solution

The fourth proportional to 52,943.16, 73,056.18 and 31,721.88 is: 43,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,943.16 : 73,056.18 = 31,721.88 : x
  2. Step 2: Convert to fraction form
    52,943.16/73,056.18 = 31,721.88/x
  3. Step 3: Cross multiply
    52,943.16x = 73,056.18 × 31,721.88
  4. Step 4: Simplify right side
    52,943.16x = 2,317,479,375.22
  5. Step 5: Solve for x
    x = 2,317,479,375.22/52,943.16
  6. Step 6: Final answer
    x = 43,772.97

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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.