Home / 69,394.79-95,761.14-40,710.49

Finding the Fourth Proportional to 69,394.79, 95,761.14 and 40,710.49

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Solution

The fourth proportional to 69,394.79, 95,761.14 and 40,710.49 is: 56,178.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,394.79 : 95,761.14 = 40,710.49 : x
  2. Step 2: Convert to fraction form
    69,394.79/95,761.14 = 40,710.49/x
  3. Step 3: Cross multiply
    69,394.79x = 95,761.14 × 40,710.49
  4. Step 4: Simplify right side
    69,394.79x = 3,898,482,540.29
  5. Step 5: Solve for x
    x = 3,898,482,540.29/69,394.79
  6. Step 6: Final answer
    x = 56,178.32

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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.