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Finding the Fourth Proportional to 114,404.24, 157,784.24 and 80,524.88

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Solution

The fourth proportional to 114,404.24, 157,784.24 and 80,524.88 is: 111,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,404.24 : 157,784.24 = 80,524.88 : x
  2. Step 2: Convert to fraction form
    114,404.24/157,784.24 = 80,524.88/x
  3. Step 3: Cross multiply
    114,404.24x = 157,784.24 × 80,524.88
  4. Step 4: Simplify right side
    114,404.24x = 12,705,555,800.35
  5. Step 5: Solve for x
    x = 12,705,555,800.35/114,404.24
  6. Step 6: Final answer
    x = 111,058.44

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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.