Home / 49,908.40-68,864.52-29,766.40

Finding the Fourth Proportional to 49,908.40, 68,864.52 and 29,766.40

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Solution

The fourth proportional to 49,908.40, 68,864.52 and 29,766.40 is: 41,072.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,908.40 : 68,864.52 = 29,766.40 : x
  2. Step 2: Convert to fraction form
    49,908.40/68,864.52 = 29,766.40/x
  3. Step 3: Cross multiply
    49,908.40x = 68,864.52 × 29,766.40
  4. Step 4: Simplify right side
    49,908.40x = 2,049,848,848.13
  5. Step 5: Solve for x
    x = 2,049,848,848.13/49,908.40
  6. Step 6: Final answer
    x = 41,072.22

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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.