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Finding the Fourth Proportional to 33,703.48, 50,556.52 and 8,742.88

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Solution

The fourth proportional to 33,703.48, 50,556.52 and 8,742.88 is: 13,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,703.48 : 50,556.52 = 8,742.88 : x
  2. Step 2: Convert to fraction form
    33,703.48/50,556.52 = 8,742.88/x
  3. Step 3: Cross multiply
    33,703.48x = 50,556.52 × 8,742.88
  4. Step 4: Simplify right side
    33,703.48x = 442,009,587.58
  5. Step 5: Solve for x
    x = 442,009,587.58/33,703.48
  6. Step 6: Final answer
    x = 13,114.66

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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.