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Finding the Fourth Proportional to 169,305.54, 253,619.94 and 101,800.61

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Solution

The fourth proportional to 169,305.54, 253,619.94 and 101,800.61 is: 152,497.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,305.54 : 253,619.94 = 101,800.61 : x
  2. Step 2: Convert to fraction form
    169,305.54/253,619.94 = 101,800.61/x
  3. Step 3: Cross multiply
    169,305.54x = 253,619.94 × 101,800.61
  4. Step 4: Simplify right side
    169,305.54x = 25,818,664,599.61
  5. Step 5: Solve for x
    x = 25,818,664,599.61/169,305.54
  6. Step 6: Final answer
    x = 152,497.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.