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Finding the Fourth Proportional to 25,158.93, 37,736.08 and 8,517.06

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Solution

The fourth proportional to 25,158.93, 37,736.08 and 8,517.06 is: 12,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.93 : 37,736.08 = 8,517.06 : x
  2. Step 2: Convert to fraction form
    25,158.93/37,736.08 = 8,517.06/x
  3. Step 3: Cross multiply
    25,158.93x = 37,736.08 × 8,517.06
  4. Step 4: Simplify right side
    25,158.93x = 321,400,457.52
  5. Step 5: Solve for x
    x = 321,400,457.52/25,158.93
  6. Step 6: Final answer
    x = 12,774.81

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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.