Home / 53,828.92-80,756.72-25,770.29

Finding the Fourth Proportional to 53,828.92, 80,756.72 and 25,770.29

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Solution

The fourth proportional to 53,828.92, 80,756.72 and 25,770.29 is: 38,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.92 : 80,756.72 = 25,770.29 : x
  2. Step 2: Convert to fraction form
    53,828.92/80,756.72 = 25,770.29/x
  3. Step 3: Cross multiply
    53,828.92x = 80,756.72 × 25,770.29
  4. Step 4: Simplify right side
    53,828.92x = 2,081,123,965.00
  5. Step 5: Solve for x
    x = 2,081,123,965.00/53,828.92
  6. Step 6: Final answer
    x = 38,661.82

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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.