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Finding the Fourth Proportional to 64,562.52, 96,849.75 and 25,122.60

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Solution

The fourth proportional to 64,562.52, 96,849.75 and 25,122.60 is: 37,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,562.52 : 96,849.75 = 25,122.60 : x
  2. Step 2: Convert to fraction form
    64,562.52/96,849.75 = 25,122.60/x
  3. Step 3: Cross multiply
    64,562.52x = 96,849.75 × 25,122.60
  4. Step 4: Simplify right side
    64,562.52x = 2,433,117,529.35
  5. Step 5: Solve for x
    x = 2,433,117,529.35/64,562.52
  6. Step 6: Final answer
    x = 37,686.22

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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.