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Finding the Fourth Proportional to 57,886.22, 86,832.69 and 22,347.71

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Solution

The fourth proportional to 57,886.22, 86,832.69 and 22,347.71 is: 33,522.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,886.22 : 86,832.69 = 22,347.71 : x
  2. Step 2: Convert to fraction form
    57,886.22/86,832.69 = 22,347.71/x
  3. Step 3: Cross multiply
    57,886.22x = 86,832.69 × 22,347.71
  4. Step 4: Simplify right side
    57,886.22x = 1,940,511,774.64
  5. Step 5: Solve for x
    x = 1,940,511,774.64/57,886.22
  6. Step 6: Final answer
    x = 33,522.86

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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.