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Finding the Fourth Proportional to 17,950.45, 24,770.65 and 9,882.53

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Solution

The fourth proportional to 17,950.45, 24,770.65 and 9,882.53 is: 13,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.45 : 24,770.65 = 9,882.53 : x
  2. Step 2: Convert to fraction form
    17,950.45/24,770.65 = 9,882.53/x
  3. Step 3: Cross multiply
    17,950.45x = 24,770.65 × 9,882.53
  4. Step 4: Simplify right side
    17,950.45x = 244,796,710.37
  5. Step 5: Solve for x
    x = 244,796,710.37/17,950.45
  6. Step 6: Final answer
    x = 13,637.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.