Home / 298,983.21-412,600.05-163,016.04

Finding the Fourth Proportional to 298,983.21, 412,600.05 and 163,016.04

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Solution

The fourth proportional to 298,983.21, 412,600.05 and 163,016.04 is: 224,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,983.21 : 412,600.05 = 163,016.04 : x
  2. Step 2: Convert to fraction form
    298,983.21/412,600.05 = 163,016.04/x
  3. Step 3: Cross multiply
    298,983.21x = 412,600.05 × 163,016.04
  4. Step 4: Simplify right side
    298,983.21x = 67,260,426,254.80
  5. Step 5: Solve for x
    x = 67,260,426,254.80/298,983.21
  6. Step 6: Final answer
    x = 224,963.89

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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.