Home / 159,033.24-238,401.36-53,778.60

Finding the Fourth Proportional to 159,033.24, 238,401.36 and 53,778.60

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Solution

The fourth proportional to 159,033.24, 238,401.36 and 53,778.60 is: 80,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,033.24 : 238,401.36 = 53,778.60 : x
  2. Step 2: Convert to fraction form
    159,033.24/238,401.36 = 53,778.60/x
  3. Step 3: Cross multiply
    159,033.24x = 238,401.36 × 53,778.60
  4. Step 4: Simplify right side
    159,033.24x = 12,820,891,378.90
  5. Step 5: Solve for x
    x = 12,820,891,378.90/159,033.24
  6. Step 6: Final answer
    x = 80,617.68

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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.