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Finding the Fourth Proportional to 57,514.40, 79,369.68 and 32,363.92

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Solution

The fourth proportional to 57,514.40, 79,369.68 and 32,363.92 is: 44,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,514.40 : 79,369.68 = 32,363.92 : x
  2. Step 2: Convert to fraction form
    57,514.40/79,369.68 = 32,363.92/x
  3. Step 3: Cross multiply
    57,514.40x = 79,369.68 × 32,363.92
  4. Step 4: Simplify right side
    57,514.40x = 2,568,713,973.95
  5. Step 5: Solve for x
    x = 2,568,713,973.95/57,514.40
  6. Step 6: Final answer
    x = 44,662.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.