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Finding the Fourth Proportional to 12,237.56, 16,888.18 and 6,932.38

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Solution

The fourth proportional to 12,237.56, 16,888.18 and 6,932.38 is: 9,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.56 : 16,888.18 = 6,932.38 : x
  2. Step 2: Convert to fraction form
    12,237.56/16,888.18 = 6,932.38/x
  3. Step 3: Cross multiply
    12,237.56x = 16,888.18 × 6,932.38
  4. Step 4: Simplify right side
    12,237.56x = 117,075,324.04
  5. Step 5: Solve for x
    x = 117,075,324.04/12,237.56
  6. Step 6: Final answer
    x = 9,566.88

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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.