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Finding the Fourth Proportional to 5,839.58, 8,754.16 and 2,140.95

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Solution

The fourth proportional to 5,839.58, 8,754.16 and 2,140.95 is: 3,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.58 : 8,754.16 = 2,140.95 : x
  2. Step 2: Convert to fraction form
    5,839.58/8,754.16 = 2,140.95/x
  3. Step 3: Cross multiply
    5,839.58x = 8,754.16 × 2,140.95
  4. Step 4: Simplify right side
    5,839.58x = 18,742,188.70
  5. Step 5: Solve for x
    x = 18,742,188.70/5,839.58
  6. Step 6: Final answer
    x = 3,209.51

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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.