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Finding the Fourth Proportional to 101,382.75, 152,074.40 and 27,510.75

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Solution

The fourth proportional to 101,382.75, 152,074.40 and 27,510.75 is: 41,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,382.75 : 152,074.40 = 27,510.75 : x
  2. Step 2: Convert to fraction form
    101,382.75/152,074.40 = 27,510.75/x
  3. Step 3: Cross multiply
    101,382.75x = 152,074.40 × 27,510.75
  4. Step 4: Simplify right side
    101,382.75x = 4,183,680,662.25
  5. Step 5: Solve for x
    x = 4,183,680,662.25/101,382.75
  6. Step 6: Final answer
    x = 41,266.20

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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.