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Finding the Fourth Proportional to 17,994.70, 27,004.20 and 10,097.20

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Solution

The fourth proportional to 17,994.70, 27,004.20 and 10,097.20 is: 15,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,994.70 : 27,004.20 = 10,097.20 : x
  2. Step 2: Convert to fraction form
    17,994.70/27,004.20 = 10,097.20/x
  3. Step 3: Cross multiply
    17,994.70x = 27,004.20 × 10,097.20
  4. Step 4: Simplify right side
    17,994.70x = 272,666,808.24
  5. Step 5: Solve for x
    x = 272,666,808.24/17,994.70
  6. Step 6: Final answer
    x = 15,152.62

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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.