Home / 53,616.12-80,405.52-22,017.20

Finding the Fourth Proportional to 53,616.12, 80,405.52 and 22,017.20

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Solution

The fourth proportional to 53,616.12, 80,405.52 and 22,017.20 is: 33,018.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,616.12 : 80,405.52 = 22,017.20 : x
  2. Step 2: Convert to fraction form
    53,616.12/80,405.52 = 22,017.20/x
  3. Step 3: Cross multiply
    53,616.12x = 80,405.52 × 22,017.20
  4. Step 4: Simplify right side
    53,616.12x = 1,770,304,414.94
  5. Step 5: Solve for x
    x = 1,770,304,414.94/53,616.12
  6. Step 6: Final answer
    x = 33,018.14

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1.5x scale

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.