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Finding the Fourth Proportional to 17,015.14, 25,527.90 and 8,700.99

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Solution

The fourth proportional to 17,015.14, 25,527.90 and 8,700.99 is: 13,054.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.14 : 25,527.90 = 8,700.99 : x
  2. Step 2: Convert to fraction form
    17,015.14/25,527.90 = 8,700.99/x
  3. Step 3: Cross multiply
    17,015.14x = 25,527.90 × 8,700.99
  4. Step 4: Simplify right side
    17,015.14x = 222,118,002.62
  5. Step 5: Solve for x
    x = 222,118,002.62/17,015.14
  6. Step 6: Final answer
    x = 13,054.14

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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.