Home / 209,396.24-314,198.15-83,033.78

Finding the Fourth Proportional to 209,396.24, 314,198.15 and 83,033.78

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Solution

The fourth proportional to 209,396.24, 314,198.15 and 83,033.78 is: 124,591.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,396.24 : 314,198.15 = 83,033.78 : x
  2. Step 2: Convert to fraction form
    209,396.24/314,198.15 = 83,033.78/x
  3. Step 3: Cross multiply
    209,396.24x = 314,198.15 × 83,033.78
  4. Step 4: Simplify right side
    209,396.24x = 26,089,058,077.35
  5. Step 5: Solve for x
    x = 26,089,058,077.35/209,396.24
  6. Step 6: Final answer
    x = 124,591.82

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1.5x scale

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.