Home / 53,520.29-80,279.51-16,080.67

Finding the Fourth Proportional to 53,520.29, 80,279.51 and 16,080.67

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Solution

The fourth proportional to 53,520.29, 80,279.51 and 16,080.67 is: 24,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,520.29 : 80,279.51 = 16,080.67 : x
  2. Step 2: Convert to fraction form
    53,520.29/80,279.51 = 16,080.67/x
  3. Step 3: Cross multiply
    53,520.29x = 80,279.51 × 16,080.67
  4. Step 4: Simplify right side
    53,520.29x = 1,290,948,147.57
  5. Step 5: Solve for x
    x = 1,290,948,147.57/53,520.29
  6. Step 6: Final answer
    x = 24,120.73

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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.