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Finding the Fourth Proportional to 56,189.80, 84,264.96 and 16,198.11

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Solution

The fourth proportional to 56,189.80, 84,264.96 and 16,198.11 is: 24,291.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,189.80 : 84,264.96 = 16,198.11 : x
  2. Step 2: Convert to fraction form
    56,189.80/84,264.96 = 16,198.11/x
  3. Step 3: Cross multiply
    56,189.80x = 84,264.96 × 16,198.11
  4. Step 4: Simplify right side
    56,189.80x = 1,364,933,416.35
  5. Step 5: Solve for x
    x = 1,364,933,416.35/56,189.80
  6. Step 6: Final answer
    x = 24,291.48

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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.