Home / 53,521.54-80,279.22-16,080.78

Finding the Fourth Proportional to 53,521.54, 80,279.22 and 16,080.78

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Solution

The fourth proportional to 53,521.54, 80,279.22 and 16,080.78 is: 24,120.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,521.54 : 80,279.22 = 16,080.78 : x
  2. Step 2: Convert to fraction form
    53,521.54/80,279.22 = 16,080.78/x
  3. Step 3: Cross multiply
    53,521.54x = 80,279.22 × 16,080.78
  4. Step 4: Simplify right side
    53,521.54x = 1,290,952,475.39
  5. Step 5: Solve for x
    x = 1,290,952,475.39/53,521.54
  6. Step 6: Final answer
    x = 24,120.24

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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.