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Finding the Fourth Proportional to 74,382.84, 111,586.58 and 36,944.17

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Solution

The fourth proportional to 74,382.84, 111,586.58 and 36,944.17 is: 55,422.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,382.84 : 111,586.58 = 36,944.17 : x
  2. Step 2: Convert to fraction form
    74,382.84/111,586.58 = 36,944.17/x
  3. Step 3: Cross multiply
    74,382.84x = 111,586.58 × 36,944.17
  4. Step 4: Simplify right side
    74,382.84x = 4,122,473,256.09
  5. Step 5: Solve for x
    x = 4,122,473,256.09/74,382.84
  6. Step 6: Final answer
    x = 55,422.37

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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.