Home / 53,432.12-80,153.62-18,367.24

Finding the Fourth Proportional to 53,432.12, 80,153.62 and 18,367.24

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Solution

The fourth proportional to 53,432.12, 80,153.62 and 18,367.24 is: 27,552.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,432.12 : 80,153.62 = 18,367.24 : x
  2. Step 2: Convert to fraction form
    53,432.12/80,153.62 = 18,367.24/x
  3. Step 3: Cross multiply
    53,432.12x = 80,153.62 × 18,367.24
  4. Step 4: Simplify right side
    53,432.12x = 1,472,200,775.41
  5. Step 5: Solve for x
    x = 1,472,200,775.41/53,432.12
  6. Step 6: Final answer
    x = 27,552.73

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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.