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Finding the Fourth Proportional to 18,000.92, 27,001.06 and 4,854.68

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Solution

The fourth proportional to 18,000.92, 27,001.06 and 4,854.68 is: 7,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.92 : 27,001.06 = 4,854.68 : x
  2. Step 2: Convert to fraction form
    18,000.92/27,001.06 = 4,854.68/x
  3. Step 3: Cross multiply
    18,000.92x = 27,001.06 × 4,854.68
  4. Step 4: Simplify right side
    18,000.92x = 131,081,505.96
  5. Step 5: Solve for x
    x = 131,081,505.96/18,000.92
  6. Step 6: Final answer
    x = 7,281.93

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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.