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Finding the Fourth Proportional to 101,589.25, 152,371.74 and 26,715.23

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Solution

The fourth proportional to 101,589.25, 152,371.74 and 26,715.23 is: 40,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,589.25 : 152,371.74 = 26,715.23 : x
  2. Step 2: Convert to fraction form
    101,589.25/152,371.74 = 26,715.23/x
  3. Step 3: Cross multiply
    101,589.25x = 152,371.74 × 26,715.23
  4. Step 4: Simplify right side
    101,589.25x = 4,070,645,765.46
  5. Step 5: Solve for x
    x = 4,070,645,765.46/101,589.25
  6. Step 6: Final answer
    x = 40,069.65

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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.