Home / 36,124.65-49,852.10-20,209.37

Finding the Fourth Proportional to 36,124.65, 49,852.10 and 20,209.37

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Solution

The fourth proportional to 36,124.65, 49,852.10 and 20,209.37 is: 27,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.65 : 49,852.10 = 20,209.37 : x
  2. Step 2: Convert to fraction form
    36,124.65/49,852.10 = 20,209.37/x
  3. Step 3: Cross multiply
    36,124.65x = 49,852.10 × 20,209.37
  4. Step 4: Simplify right side
    36,124.65x = 1,007,479,335.44
  5. Step 5: Solve for x
    x = 1,007,479,335.44/36,124.65
  6. Step 6: Final answer
    x = 27,888.97

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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.