Home / 52,573.68-72,553.56-31,369.20

Finding the Fourth Proportional to 52,573.68, 72,553.56 and 31,369.20

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Solution

The fourth proportional to 52,573.68, 72,553.56 and 31,369.20 is: 43,290.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,573.68 : 72,553.56 = 31,369.20 : x
  2. Step 2: Convert to fraction form
    52,573.68/72,553.56 = 31,369.20/x
  3. Step 3: Cross multiply
    52,573.68x = 72,553.56 × 31,369.20
  4. Step 4: Simplify right side
    52,573.68x = 2,275,947,134.35
  5. Step 5: Solve for x
    x = 2,275,947,134.35/52,573.68
  6. Step 6: Final answer
    x = 43,290.62

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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.