Home / 69,347.11-95,701.73-40,662.79

Finding the Fourth Proportional to 69,347.11, 95,701.73 and 40,662.79

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Solution

The fourth proportional to 69,347.11, 95,701.73 and 40,662.79 is: 56,116.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,347.11 : 95,701.73 = 40,662.79 : x
  2. Step 2: Convert to fraction form
    69,347.11/95,701.73 = 40,662.79/x
  3. Step 3: Cross multiply
    69,347.11x = 95,701.73 × 40,662.79
  4. Step 4: Simplify right side
    69,347.11x = 3,891,498,871.12
  5. Step 5: Solve for x
    x = 3,891,498,871.12/69,347.11
  6. Step 6: Final answer
    x = 56,116.24

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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.