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Finding the Fourth Proportional to 94,863.06, 130,911.42 and 51,843.42

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Solution

The fourth proportional to 94,863.06, 130,911.42 and 51,843.42 is: 71,544.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,863.06 : 130,911.42 = 51,843.42 : x
  2. Step 2: Convert to fraction form
    94,863.06/130,911.42 = 51,843.42/x
  3. Step 3: Cross multiply
    94,863.06x = 130,911.42 × 51,843.42
  4. Step 4: Simplify right side
    94,863.06x = 6,786,895,729.86
  5. Step 5: Solve for x
    x = 6,786,895,729.86/94,863.06
  6. Step 6: Final answer
    x = 71,544.14

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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.