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Finding the Fourth Proportional to 69,301.43, 103,952.09 and 16,710.89

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Solution

The fourth proportional to 69,301.43, 103,952.09 and 16,710.89 is: 25,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,301.43 : 103,952.09 = 16,710.89 : x
  2. Step 2: Convert to fraction form
    69,301.43/103,952.09 = 16,710.89/x
  3. Step 3: Cross multiply
    69,301.43x = 103,952.09 × 16,710.89
  4. Step 4: Simplify right side
    69,301.43x = 1,737,131,337.95
  5. Step 5: Solve for x
    x = 1,737,131,337.95/69,301.43
  6. Step 6: Final answer
    x = 25,066.31

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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.