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Finding the Fourth Proportional to 64,996.56, 97,502.16 and 25,548.48

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Solution

The fourth proportional to 64,996.56, 97,502.16 and 25,548.48 is: 38,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,996.56 : 97,502.16 = 25,548.48 : x
  2. Step 2: Convert to fraction form
    64,996.56/97,502.16 = 25,548.48/x
  3. Step 3: Cross multiply
    64,996.56x = 97,502.16 × 25,548.48
  4. Step 4: Simplify right side
    64,996.56x = 2,491,031,984.72
  5. Step 5: Solve for x
    x = 2,491,031,984.72/64,996.56
  6. Step 6: Final answer
    x = 38,325.60

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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.