Home / 185,163.60-277,846.20-100,918.80

Finding the Fourth Proportional to 185,163.60, 277,846.20 and 100,918.80

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Solution

The fourth proportional to 185,163.60, 277,846.20 and 100,918.80 is: 151,433.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,163.60 : 277,846.20 = 100,918.80 : x
  2. Step 2: Convert to fraction form
    185,163.60/277,846.20 = 100,918.80/x
  3. Step 3: Cross multiply
    185,163.60x = 277,846.20 × 100,918.80
  4. Step 4: Simplify right side
    185,163.60x = 28,039,905,088.56
  5. Step 5: Solve for x
    x = 28,039,905,088.56/185,163.60
  6. Step 6: Final answer
    x = 151,433.14

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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.