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Finding the Fourth Proportional to 18,333.65, 27,496.07 and 8,463.45

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Solution

The fourth proportional to 18,333.65, 27,496.07 and 8,463.45 is: 12,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.65 : 27,496.07 = 8,463.45 : x
  2. Step 2: Convert to fraction form
    18,333.65/27,496.07 = 8,463.45/x
  3. Step 3: Cross multiply
    18,333.65x = 27,496.07 × 8,463.45
  4. Step 4: Simplify right side
    18,333.65x = 232,711,599.11
  5. Step 5: Solve for x
    x = 232,711,599.11/18,333.65
  6. Step 6: Final answer
    x = 12,693.14

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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.