Home / 163,670.28-225,788.70-106,305.52

Finding the Fourth Proportional to 163,670.28, 225,788.70 and 106,305.52

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Solution

The fourth proportional to 163,670.28, 225,788.70 and 106,305.52 is: 146,652.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,670.28 : 225,788.70 = 106,305.52 : x
  2. Step 2: Convert to fraction form
    163,670.28/225,788.70 = 106,305.52/x
  3. Step 3: Cross multiply
    163,670.28x = 225,788.70 × 106,305.52
  4. Step 4: Simplify right side
    163,670.28x = 24,002,585,163.62
  5. Step 5: Solve for x
    x = 24,002,585,163.62/163,670.28
  6. Step 6: Final answer
    x = 146,652.07

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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.