Home / 52,680.68-72,706.17-30,027.81

Finding the Fourth Proportional to 52,680.68, 72,706.17 and 30,027.81

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Solution

The fourth proportional to 52,680.68, 72,706.17 and 30,027.81 is: 41,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,680.68 : 72,706.17 = 30,027.81 : x
  2. Step 2: Convert to fraction form
    52,680.68/72,706.17 = 30,027.81/x
  3. Step 3: Cross multiply
    52,680.68x = 72,706.17 × 30,027.81
  4. Step 4: Simplify right side
    52,680.68x = 2,183,207,058.59
  5. Step 5: Solve for x
    x = 2,183,207,058.59/52,680.68
  6. Step 6: Final answer
    x = 41,442.27

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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.