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Finding the Fourth Proportional to 64,255.88, 96,359.98 and 22,124.20

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Solution

The fourth proportional to 64,255.88, 96,359.98 and 22,124.20 is: 33,178.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,255.88 : 96,359.98 = 22,124.20 : x
  2. Step 2: Convert to fraction form
    64,255.88/96,359.98 = 22,124.20/x
  3. Step 3: Cross multiply
    64,255.88x = 96,359.98 × 22,124.20
  4. Step 4: Simplify right side
    64,255.88x = 2,131,887,469.52
  5. Step 5: Solve for x
    x = 2,131,887,469.52/64,255.88
  6. Step 6: Final answer
    x = 33,178.09

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1.5x scale

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.