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Finding the Fourth Proportional to 92,696.56, 127,853.31 and 60,853.84

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Solution

The fourth proportional to 92,696.56, 127,853.31 and 60,853.84 is: 83,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,696.56 : 127,853.31 = 60,853.84 : x
  2. Step 2: Convert to fraction form
    92,696.56/127,853.31 = 60,853.84/x
  3. Step 3: Cross multiply
    92,696.56x = 127,853.31 × 60,853.84
  4. Step 4: Simplify right side
    92,696.56x = 7,780,364,870.21
  5. Step 5: Solve for x
    x = 7,780,364,870.21/92,696.56
  6. Step 6: Final answer
    x = 83,933.70

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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.