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Finding the Fourth Proportional to 82,618.13, 114,012.79 and 44,892.37

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Solution

The fourth proportional to 82,618.13, 114,012.79 and 44,892.37 is: 61,951.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,618.13 : 114,012.79 = 44,892.37 : x
  2. Step 2: Convert to fraction form
    82,618.13/114,012.79 = 44,892.37/x
  3. Step 3: Cross multiply
    82,618.13x = 114,012.79 × 44,892.37
  4. Step 4: Simplify right side
    82,618.13x = 5,118,304,128.95
  5. Step 5: Solve for x
    x = 5,118,304,128.95/82,618.13
  6. Step 6: Final answer
    x = 61,951.34

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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.