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Finding the Fourth Proportional to 38,217, 57,333.66 and 14,843.40

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Solution

The fourth proportional to 38,217, 57,333.66 and 14,843.40 is: 22,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,217 : 57,333.66 = 14,843.40 : x
  2. Step 2: Convert to fraction form
    38,217/57,333.66 = 14,843.40/x
  3. Step 3: Cross multiply
    38,217x = 57,333.66 × 14,843.40
  4. Step 4: Simplify right side
    38,217x = 851,026,448.84
  5. Step 5: Solve for x
    x = 851,026,448.84/38,217
  6. Step 6: Final answer
    x = 22,268.27

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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.