Home / 259,964.26-389,946.40-93,752.26

Finding the Fourth Proportional to 259,964.26, 389,946.40 and 93,752.26

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Solution

The fourth proportional to 259,964.26, 389,946.40 and 93,752.26 is: 140,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,964.26 : 389,946.40 = 93,752.26 : x
  2. Step 2: Convert to fraction form
    259,964.26/389,946.40 = 93,752.26/x
  3. Step 3: Cross multiply
    259,964.26x = 389,946.40 × 93,752.26
  4. Step 4: Simplify right side
    259,964.26x = 36,558,356,278.86
  5. Step 5: Solve for x
    x = 36,558,356,278.86/259,964.26
  6. Step 6: Final answer
    x = 140,628.39

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Double scale
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Similar ratio
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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.