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Finding the Fourth Proportional to 73,068.36, 100,742.54 and 59,625.96

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Solution

The fourth proportional to 73,068.36, 100,742.54 and 59,625.96 is: 82,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,068.36 : 100,742.54 = 59,625.96 : x
  2. Step 2: Convert to fraction form
    73,068.36/100,742.54 = 59,625.96/x
  3. Step 3: Cross multiply
    73,068.36x = 100,742.54 × 59,625.96
  4. Step 4: Simplify right side
    73,068.36x = 6,006,870,660.34
  5. Step 5: Solve for x
    x = 6,006,870,660.34/73,068.36
  6. Step 6: Final answer
    x = 82,208.92

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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.