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Finding the Fourth Proportional to 195,666.53, 293,631.30 and 69,306.32

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Solution

The fourth proportional to 195,666.53, 293,631.30 and 69,306.32 is: 104,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,666.53 : 293,631.30 = 69,306.32 : x
  2. Step 2: Convert to fraction form
    195,666.53/293,631.30 = 69,306.32/x
  3. Step 3: Cross multiply
    195,666.53x = 293,631.30 × 69,306.32
  4. Step 4: Simplify right side
    195,666.53x = 20,350,503,371.66
  5. Step 5: Solve for x
    x = 20,350,503,371.66/195,666.53
  6. Step 6: Final answer
    x = 104,006.06

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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.