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Finding the Fourth Proportional to 32,654.92, 45,064.76 and 18,507.28

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Solution

The fourth proportional to 32,654.92, 45,064.76 and 18,507.28 is: 25,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,654.92 : 45,064.76 = 18,507.28 : x
  2. Step 2: Convert to fraction form
    32,654.92/45,064.76 = 18,507.28/x
  3. Step 3: Cross multiply
    32,654.92x = 45,064.76 × 18,507.28
  4. Step 4: Simplify right side
    32,654.92x = 834,026,131.45
  5. Step 5: Solve for x
    x = 834,026,131.45/32,654.92
  6. Step 6: Final answer
    x = 25,540.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.