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Finding the Fourth Proportional to 195,794.56, 293,729.64 and 83,472.88

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Solution

The fourth proportional to 195,794.56, 293,729.64 and 83,472.88 is: 125,225.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,794.56 : 293,729.64 = 83,472.88 : x
  2. Step 2: Convert to fraction form
    195,794.56/293,729.64 = 83,472.88/x
  3. Step 3: Cross multiply
    195,794.56x = 293,729.64 × 83,472.88
  4. Step 4: Simplify right side
    195,794.56x = 24,518,458,992.16
  5. Step 5: Solve for x
    x = 24,518,458,992.16/195,794.56
  6. Step 6: Final answer
    x = 125,225.44

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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.