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Finding the Fourth Proportional to 68,326.76, 101,810.94 and 60,873.96

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Solution

The fourth proportional to 68,326.76, 101,810.94 and 60,873.96 is: 90,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,326.76 : 101,810.94 = 60,873.96 : x
  2. Step 2: Convert to fraction form
    68,326.76/101,810.94 = 60,873.96/x
  3. Step 3: Cross multiply
    68,326.76x = 101,810.94 × 60,873.96
  4. Step 4: Simplify right side
    68,326.76x = 6,197,635,089.12
  5. Step 5: Solve for x
    x = 6,197,635,089.12/68,326.76
  6. Step 6: Final answer
    x = 90,705.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.