Home / 164,101.20-246,151.80-105,003.60

Finding the Fourth Proportional to 164,101.20, 246,151.80 and 105,003.60

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Solution

The fourth proportional to 164,101.20, 246,151.80 and 105,003.60 is: 157,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,101.20 : 246,151.80 = 105,003.60 : x
  2. Step 2: Convert to fraction form
    164,101.20/246,151.80 = 105,003.60/x
  3. Step 3: Cross multiply
    164,101.20x = 246,151.80 × 105,003.60
  4. Step 4: Simplify right side
    164,101.20x = 25,846,825,146.48
  5. Step 5: Solve for x
    x = 25,846,825,146.48/164,101.20
  6. Step 6: Final answer
    x = 157,505.40

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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.