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Finding the Fourth Proportional to 18,437.33, 27,632.94 and 7,895.08

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Solution

The fourth proportional to 18,437.33, 27,632.94 and 7,895.08 is: 11,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437.33 : 27,632.94 = 7,895.08 : x
  2. Step 2: Convert to fraction form
    18,437.33/27,632.94 = 7,895.08/x
  3. Step 3: Cross multiply
    18,437.33x = 27,632.94 × 7,895.08
  4. Step 4: Simplify right side
    18,437.33x = 218,164,232.46
  5. Step 5: Solve for x
    x = 218,164,232.46/18,437.33
  6. Step 6: Final answer
    x = 11,832.75

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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.