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Finding the Fourth Proportional to 64,829.88, 97,203.90 and 27,370.56

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Solution

The fourth proportional to 64,829.88, 97,203.90 and 27,370.56 is: 41,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,829.88 : 97,203.90 = 27,370.56 : x
  2. Step 2: Convert to fraction form
    64,829.88/97,203.90 = 27,370.56/x
  3. Step 3: Cross multiply
    64,829.88x = 97,203.90 × 27,370.56
  4. Step 4: Simplify right side
    64,829.88x = 2,660,525,177.18
  5. Step 5: Solve for x
    x = 2,660,525,177.18/64,829.88
  6. Step 6: Final answer
    x = 41,038.56

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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.