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Finding the Fourth Proportional to 101,382.88, 152,074.40 and 27,510.88

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Solution

The fourth proportional to 101,382.88, 152,074.40 and 27,510.88 is: 41,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,382.88 : 152,074.40 = 27,510.88 : x
  2. Step 2: Convert to fraction form
    101,382.88/152,074.40 = 27,510.88/x
  3. Step 3: Cross multiply
    101,382.88x = 152,074.40 × 27,510.88
  4. Step 4: Simplify right side
    101,382.88x = 4,183,700,569.47
  5. Step 5: Solve for x
    x = 4,183,700,569.47/101,382.88
  6. Step 6: Final answer
    x = 41,266.34

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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.