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Finding the Fourth Proportional to 82,668.88, 114,081.96 and 44,943.76

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Solution

The fourth proportional to 82,668.88, 114,081.96 and 44,943.76 is: 62,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,668.88 : 114,081.96 = 44,943.76 : x
  2. Step 2: Convert to fraction form
    82,668.88/114,081.96 = 44,943.76/x
  3. Step 3: Cross multiply
    82,668.88x = 114,081.96 × 44,943.76
  4. Step 4: Simplify right side
    82,668.88x = 5,127,272,230.57
  5. Step 5: Solve for x
    x = 5,127,272,230.57/82,668.88
  6. Step 6: Final answer
    x = 62,021.79

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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.