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Finding the Fourth Proportional to 18,434.59, 27,651.98 and 4,583.59

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Solution

The fourth proportional to 18,434.59, 27,651.98 and 4,583.59 is: 6,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.59 : 27,651.98 = 4,583.59 : x
  2. Step 2: Convert to fraction form
    18,434.59/27,651.98 = 4,583.59/x
  3. Step 3: Cross multiply
    18,434.59x = 27,651.98 × 4,583.59
  4. Step 4: Simplify right side
    18,434.59x = 126,745,246.96
  5. Step 5: Solve for x
    x = 126,745,246.96/18,434.59
  6. Step 6: Final answer
    x = 6,875.40

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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.