Home / 150,357.36-207,493.14-82,376.75

Finding the Fourth Proportional to 150,357.36, 207,493.14 and 82,376.75

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Solution

The fourth proportional to 150,357.36, 207,493.14 and 82,376.75 is: 113,679.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,357.36 : 207,493.14 = 82,376.75 : x
  2. Step 2: Convert to fraction form
    150,357.36/207,493.14 = 82,376.75/x
  3. Step 3: Cross multiply
    150,357.36x = 207,493.14 × 82,376.75
  4. Step 4: Simplify right side
    150,357.36x = 17,092,610,520.50
  5. Step 5: Solve for x
    x = 17,092,610,520.50/150,357.36
  6. Step 6: Final answer
    x = 113,679.91

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1.5x scale

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.