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Finding the Fourth Proportional to 63,154.88, 94,668.96 and 21,573.44

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Solution

The fourth proportional to 63,154.88, 94,668.96 and 21,573.44 is: 32,338.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,154.88 : 94,668.96 = 21,573.44 : x
  2. Step 2: Convert to fraction form
    63,154.88/94,668.96 = 21,573.44/x
  3. Step 3: Cross multiply
    63,154.88x = 94,668.96 × 21,573.44
  4. Step 4: Simplify right side
    63,154.88x = 2,042,335,128.42
  5. Step 5: Solve for x
    x = 2,042,335,128.42/63,154.88
  6. Step 6: Final answer
    x = 32,338.52

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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.