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Finding the Fourth Proportional to 83,092.88, 114,670.14 and 45,367.40

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Solution

The fourth proportional to 83,092.88, 114,670.14 and 45,367.40 is: 62,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,092.88 : 114,670.14 = 45,367.40 : x
  2. Step 2: Convert to fraction form
    83,092.88/114,670.14 = 45,367.40/x
  3. Step 3: Cross multiply
    83,092.88x = 114,670.14 × 45,367.40
  4. Step 4: Simplify right side
    83,092.88x = 5,202,286,109.44
  5. Step 5: Solve for x
    x = 5,202,286,109.44/83,092.88
  6. Step 6: Final answer
    x = 62,608.09

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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.