Home / 53,255.43-73,803.17-52,503.75

Finding the Fourth Proportional to 53,255.43, 73,803.17 and 52,503.75

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Solution

The fourth proportional to 53,255.43, 73,803.17 and 52,503.75 is: 72,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255.43 : 73,803.17 = 52,503.75 : x
  2. Step 2: Convert to fraction form
    53,255.43/73,803.17 = 52,503.75/x
  3. Step 3: Cross multiply
    53,255.43x = 73,803.17 × 52,503.75
  4. Step 4: Simplify right side
    53,255.43x = 3,874,943,318.15
  5. Step 5: Solve for x
    x = 3,874,943,318.15/53,255.43
  6. Step 6: Final answer
    x = 72,761.47

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.