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Finding the Fourth Proportional to 19,087.17, 28,607.27 and 9,097.17

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Solution

The fourth proportional to 19,087.17, 28,607.27 and 9,097.17 is: 13,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,087.17 : 28,607.27 = 9,097.17 : x
  2. Step 2: Convert to fraction form
    19,087.17/28,607.27 = 9,097.17/x
  3. Step 3: Cross multiply
    19,087.17x = 28,607.27 × 9,097.17
  4. Step 4: Simplify right side
    19,087.17x = 260,245,152.94
  5. Step 5: Solve for x
    x = 260,245,152.94/19,087.17
  6. Step 6: Final answer
    x = 13,634.56

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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.