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Finding the Fourth Proportional to 68,797.31, 94,900.01 and 43,263.23

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Solution

The fourth proportional to 68,797.31, 94,900.01 and 43,263.23 is: 59,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,797.31 : 94,900.01 = 43,263.23 : x
  2. Step 2: Convert to fraction form
    68,797.31/94,900.01 = 43,263.23/x
  3. Step 3: Cross multiply
    68,797.31x = 94,900.01 × 43,263.23
  4. Step 4: Simplify right side
    68,797.31x = 4,105,680,268.82
  5. Step 5: Solve for x
    x = 4,105,680,268.82/68,797.31
  6. Step 6: Final answer
    x = 59,677.92

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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.