Home / 109,273.14-163,835.88-55,833.80

Finding the Fourth Proportional to 109,273.14, 163,835.88 and 55,833.80

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Solution

The fourth proportional to 109,273.14, 163,835.88 and 55,833.80 is: 83,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,273.14 : 163,835.88 = 55,833.80 : x
  2. Step 2: Convert to fraction form
    109,273.14/163,835.88 = 55,833.80/x
  3. Step 3: Cross multiply
    109,273.14x = 163,835.88 × 55,833.80
  4. Step 4: Simplify right side
    109,273.14x = 9,147,578,937.56
  5. Step 5: Solve for x
    x = 9,147,578,937.56/109,273.14
  6. Step 6: Final answer
    x = 83,712.97

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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.