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Finding the Fourth Proportional to 36,479.34, 54,719.04 and 8,777.34

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Solution

The fourth proportional to 36,479.34, 54,719.04 and 8,777.34 is: 13,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.34 : 54,719.04 = 8,777.34 : x
  2. Step 2: Convert to fraction form
    36,479.34/54,719.04 = 8,777.34/x
  3. Step 3: Cross multiply
    36,479.34x = 54,719.04 × 8,777.34
  4. Step 4: Simplify right side
    36,479.34x = 480,287,618.55
  5. Step 5: Solve for x
    x = 480,287,618.55/36,479.34
  6. Step 6: Final answer
    x = 13,166.02

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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.