Home / 247,066.26-340,771.41-156,436.98

Finding the Fourth Proportional to 247,066.26, 340,771.41 and 156,436.98

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Solution

The fourth proportional to 247,066.26, 340,771.41 and 156,436.98 is: 215,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,066.26 : 340,771.41 = 156,436.98 : x
  2. Step 2: Convert to fraction form
    247,066.26/340,771.41 = 156,436.98/x
  3. Step 3: Cross multiply
    247,066.26x = 340,771.41 × 156,436.98
  4. Step 4: Simplify right side
    247,066.26x = 53,309,250,250.74
  5. Step 5: Solve for x
    x = 53,309,250,250.74/247,066.26
  6. Step 6: Final answer
    x = 215,769.04

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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.