Home / 52,726.96-79,119.69-21,584.08

Finding the Fourth Proportional to 52,726.96, 79,119.69 and 21,584.08

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Solution

The fourth proportional to 52,726.96, 79,119.69 and 21,584.08 is: 32,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,726.96 : 79,119.69 = 21,584.08 : x
  2. Step 2: Convert to fraction form
    52,726.96/79,119.69 = 21,584.08/x
  3. Step 3: Cross multiply
    52,726.96x = 79,119.69 × 21,584.08
  4. Step 4: Simplify right side
    52,726.96x = 1,707,725,718.54
  5. Step 5: Solve for x
    x = 1,707,725,718.54/52,726.96
  6. Step 6: Final answer
    x = 32,388.09

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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.