Home / 163,939.60-246,139.80-101,731.60

Finding the Fourth Proportional to 163,939.60, 246,139.80 and 101,731.60

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Solution

The fourth proportional to 163,939.60, 246,139.80 and 101,731.60 is: 152,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,939.60 : 246,139.80 = 101,731.60 : x
  2. Step 2: Convert to fraction form
    163,939.60/246,139.80 = 101,731.60/x
  3. Step 3: Cross multiply
    163,939.60x = 246,139.80 × 101,731.60
  4. Step 4: Simplify right side
    163,939.60x = 25,040,195,677.68
  5. Step 5: Solve for x
    x = 25,040,195,677.68/163,939.60
  6. Step 6: Final answer
    x = 152,740.37

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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.