Home / 48,138.09-72,242.62-22,837.70

Finding the Fourth Proportional to 48,138.09, 72,242.62 and 22,837.70

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Solution

The fourth proportional to 48,138.09, 72,242.62 and 22,837.70 is: 34,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.09 : 72,242.62 = 22,837.70 : x
  2. Step 2: Convert to fraction form
    48,138.09/72,242.62 = 22,837.70/x
  3. Step 3: Cross multiply
    48,138.09x = 72,242.62 × 22,837.70
  4. Step 4: Simplify right side
    48,138.09x = 1,649,855,072.65
  5. Step 5: Solve for x
    x = 1,649,855,072.65/48,138.09
  6. Step 6: Final answer
    x = 34,273.38

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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.