Home / 49,474.77-74,203.92-17,878.70

Finding the Fourth Proportional to 49,474.77, 74,203.92 and 17,878.70

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Solution

The fourth proportional to 49,474.77, 74,203.92 and 17,878.70 is: 26,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,474.77 : 74,203.92 = 17,878.70 : x
  2. Step 2: Convert to fraction form
    49,474.77/74,203.92 = 17,878.70/x
  3. Step 3: Cross multiply
    49,474.77x = 74,203.92 × 17,878.70
  4. Step 4: Simplify right side
    49,474.77x = 1,326,669,253.48
  5. Step 5: Solve for x
    x = 1,326,669,253.48/49,474.77
  6. Step 6: Final answer
    x = 26,815.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.