Home / 69,061.77-95,306.58-40,383.99

Finding the Fourth Proportional to 69,061.77, 95,306.58 and 40,383.99

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Solution

The fourth proportional to 69,061.77, 95,306.58 and 40,383.99 is: 55,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,061.77 : 95,306.58 = 40,383.99 : x
  2. Step 2: Convert to fraction form
    69,061.77/95,306.58 = 40,383.99/x
  3. Step 3: Cross multiply
    69,061.77x = 95,306.58 × 40,383.99
  4. Step 4: Simplify right side
    69,061.77x = 3,848,859,973.65
  5. Step 5: Solve for x
    x = 3,848,859,973.65/69,061.77
  6. Step 6: Final answer
    x = 55,730.69

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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.