Home / 209,245.16-288,754.92-113,754.24

Finding the Fourth Proportional to 209,245.16, 288,754.92 and 113,754.24

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Solution

The fourth proportional to 209,245.16, 288,754.92 and 113,754.24 is: 156,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,245.16 : 288,754.92 = 113,754.24 : x
  2. Step 2: Convert to fraction form
    209,245.16/288,754.92 = 113,754.24/x
  3. Step 3: Cross multiply
    209,245.16x = 288,754.92 × 113,754.24
  4. Step 4: Simplify right side
    209,245.16x = 32,847,096,470.86
  5. Step 5: Solve for x
    x = 32,847,096,470.86/209,245.16
  6. Step 6: Final answer
    x = 156,979.00

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1.5x scale

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.