Home / 69,604.79-96,049.28-40,925.61

Finding the Fourth Proportional to 69,604.79, 96,049.28 and 40,925.61

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Solution

The fourth proportional to 69,604.79, 96,049.28 and 40,925.61 is: 56,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,604.79 : 96,049.28 = 40,925.61 : x
  2. Step 2: Convert to fraction form
    69,604.79/96,049.28 = 40,925.61/x
  3. Step 3: Cross multiply
    69,604.79x = 96,049.28 × 40,925.61
  4. Step 4: Simplify right side
    69,604.79x = 3,930,875,476.37
  5. Step 5: Solve for x
    x = 3,930,875,476.37/69,604.79
  6. Step 6: Final answer
    x = 56,474.21

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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.