Home / 49,301.43-73,898.81-19,686.70

Finding the Fourth Proportional to 49,301.43, 73,898.81 and 19,686.70

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Solution

The fourth proportional to 49,301.43, 73,898.81 and 19,686.70 is: 29,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,301.43 : 73,898.81 = 19,686.70 : x
  2. Step 2: Convert to fraction form
    49,301.43/73,898.81 = 19,686.70/x
  3. Step 3: Cross multiply
    49,301.43x = 73,898.81 × 19,686.70
  4. Step 4: Simplify right side
    49,301.43x = 1,454,823,702.83
  5. Step 5: Solve for x
    x = 1,454,823,702.83/49,301.43
  6. Step 6: Final answer
    x = 29,508.75

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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.