Home / 324,769.80-487,143.72-114,402.24

Finding the Fourth Proportional to 324,769.80, 487,143.72 and 114,402.24

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Solution

The fourth proportional to 324,769.80, 487,143.72 and 114,402.24 is: 171,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,769.80 : 487,143.72 = 114,402.24 : x
  2. Step 2: Convert to fraction form
    324,769.80/487,143.72 = 114,402.24/x
  3. Step 3: Cross multiply
    324,769.80x = 487,143.72 × 114,402.24
  4. Step 4: Simplify right side
    324,769.80x = 55,730,332,769.93
  5. Step 5: Solve for x
    x = 55,730,332,769.93/324,769.80
  6. Step 6: Final answer
    x = 171,599.49

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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.