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Finding the Fourth Proportional to 64,741.88, 97,065.30 and 27,300.44

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Solution

The fourth proportional to 64,741.88, 97,065.30 and 27,300.44 is: 40,930.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,741.88 : 97,065.30 = 27,300.44 : x
  2. Step 2: Convert to fraction form
    64,741.88/97,065.30 = 27,300.44/x
  3. Step 3: Cross multiply
    64,741.88x = 97,065.30 × 27,300.44
  4. Step 4: Simplify right side
    64,741.88x = 2,649,925,398.73
  5. Step 5: Solve for x
    x = 2,649,925,398.73/64,741.88
  6. Step 6: Final answer
    x = 40,930.62

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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.