Home / 100,836.90-151,249.23-44,660.52

Finding the Fourth Proportional to 100,836.90, 151,249.23 and 44,660.52

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Solution

The fourth proportional to 100,836.90, 151,249.23 and 44,660.52 is: 66,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,836.90 : 151,249.23 = 44,660.52 : x
  2. Step 2: Convert to fraction form
    100,836.90/151,249.23 = 44,660.52/x
  3. Step 3: Cross multiply
    100,836.90x = 151,249.23 × 44,660.52
  4. Step 4: Simplify right side
    100,836.90x = 6,754,869,261.40
  5. Step 5: Solve for x
    x = 6,754,869,261.40/100,836.90
  6. Step 6: Final answer
    x = 66,988.07

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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.