Home / 164,932.38-247,399.17-70,149.02

Finding the Fourth Proportional to 164,932.38, 247,399.17 and 70,149.02

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Solution

The fourth proportional to 164,932.38, 247,399.17 and 70,149.02 is: 105,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,932.38 : 247,399.17 = 70,149.02 : x
  2. Step 2: Convert to fraction form
    164,932.38/247,399.17 = 70,149.02/x
  3. Step 3: Cross multiply
    164,932.38x = 247,399.17 × 70,149.02
  4. Step 4: Simplify right side
    164,932.38x = 17,354,808,087.32
  5. Step 5: Solve for x
    x = 17,354,808,087.32/164,932.38
  6. Step 6: Final answer
    x = 105,223.78

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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.