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Finding the Fourth Proportional to 94,843.99, 130,883.16 and 51,822.55

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Solution

The fourth proportional to 94,843.99, 130,883.16 and 51,822.55 is: 71,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,843.99 : 130,883.16 = 51,822.55 : x
  2. Step 2: Convert to fraction form
    94,843.99/130,883.16 = 51,822.55/x
  3. Step 3: Cross multiply
    94,843.99x = 130,883.16 × 51,822.55
  4. Step 4: Simplify right side
    94,843.99x = 6,782,699,103.26
  5. Step 5: Solve for x
    x = 6,782,699,103.26/94,843.99
  6. Step 6: Final answer
    x = 71,514.27

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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.