Home / 164,822.73-247,086.46-85,846.51

Finding the Fourth Proportional to 164,822.73, 247,086.46 and 85,846.51

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Solution

The fourth proportional to 164,822.73, 247,086.46 and 85,846.51 is: 128,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,822.73 : 247,086.46 = 85,846.51 : x
  2. Step 2: Convert to fraction form
    164,822.73/247,086.46 = 85,846.51/x
  3. Step 3: Cross multiply
    164,822.73x = 247,086.46 × 85,846.51
  4. Step 4: Simplify right side
    164,822.73x = 21,211,510,259.25
  5. Step 5: Solve for x
    x = 21,211,510,259.25/164,822.73
  6. Step 6: Final answer
    x = 128,692.87

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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.