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Finding the Fourth Proportional to 44,620.66, 66,929.17 and 18,324.72

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Solution

The fourth proportional to 44,620.66, 66,929.17 and 18,324.72 is: 27,486.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,620.66 : 66,929.17 = 18,324.72 : x
  2. Step 2: Convert to fraction form
    44,620.66/66,929.17 = 18,324.72/x
  3. Step 3: Cross multiply
    44,620.66x = 66,929.17 × 18,324.72
  4. Step 4: Simplify right side
    44,620.66x = 1,226,458,300.08
  5. Step 5: Solve for x
    x = 1,226,458,300.08/44,620.66
  6. Step 6: Final answer
    x = 27,486.33

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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.