Home / 25,243.17-37,865.37-12,081.08

Finding the Fourth Proportional to 25,243.17, 37,865.37 and 12,081.08

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Solution

The fourth proportional to 25,243.17, 37,865.37 and 12,081.08 is: 18,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,243.17 : 37,865.37 = 12,081.08 : x
  2. Step 2: Convert to fraction form
    25,243.17/37,865.37 = 12,081.08/x
  3. Step 3: Cross multiply
    25,243.17x = 37,865.37 × 12,081.08
  4. Step 4: Simplify right side
    25,243.17x = 457,454,374.87
  5. Step 5: Solve for x
    x = 457,454,374.87/25,243.17
  6. Step 6: Final answer
    x = 18,121.91

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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.