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Finding the Fourth Proportional to 64,908.78, 97,376.34 and 27,468.96

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Solution

The fourth proportional to 64,908.78, 97,376.34 and 27,468.96 is: 41,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,908.78 : 97,376.34 = 27,468.96 : x
  2. Step 2: Convert to fraction form
    64,908.78/97,376.34 = 27,468.96/x
  3. Step 3: Cross multiply
    64,908.78x = 97,376.34 × 27,468.96
  4. Step 4: Simplify right side
    64,908.78x = 2,674,826,788.41
  5. Step 5: Solve for x
    x = 2,674,826,788.41/64,908.78
  6. Step 6: Final answer
    x = 41,209.01

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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.