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Finding the Fourth Proportional to 64,302.52, 96,447.42 and 22,178.44

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Solution

The fourth proportional to 64,302.52, 96,447.42 and 22,178.44 is: 33,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,302.52 : 96,447.42 = 22,178.44 : x
  2. Step 2: Convert to fraction form
    64,302.52/96,447.42 = 22,178.44/x
  3. Step 3: Cross multiply
    64,302.52x = 96,447.42 × 22,178.44
  4. Step 4: Simplify right side
    64,302.52x = 2,139,053,317.62
  5. Step 5: Solve for x
    x = 2,139,053,317.62/64,302.52
  6. Step 6: Final answer
    x = 33,265.47

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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.