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Finding the Fourth Proportional to 195,205.80, 293,464.80 and 166,337.40

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Solution

The fourth proportional to 195,205.80, 293,464.80 and 166,337.40 is: 250,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,205.80 : 293,464.80 = 166,337.40 : x
  2. Step 2: Convert to fraction form
    195,205.80/293,464.80 = 166,337.40/x
  3. Step 3: Cross multiply
    195,205.80x = 293,464.80 × 166,337.40
  4. Step 4: Simplify right side
    195,205.80x = 48,814,171,823.52
  5. Step 5: Solve for x
    x = 48,814,171,823.52/195,205.80
  6. Step 6: Final answer
    x = 250,065.17

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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.