Home / 131,850.24-197,772.12-38,356.80

Finding the Fourth Proportional to 131,850.24, 197,772.12 and 38,356.80

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Solution

The fourth proportional to 131,850.24, 197,772.12 and 38,356.80 is: 57,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,850.24 : 197,772.12 = 38,356.80 : x
  2. Step 2: Convert to fraction form
    131,850.24/197,772.12 = 38,356.80/x
  3. Step 3: Cross multiply
    131,850.24x = 197,772.12 × 38,356.80
  4. Step 4: Simplify right side
    131,850.24x = 7,585,905,652.42
  5. Step 5: Solve for x
    x = 7,585,905,652.42/131,850.24
  6. Step 6: Final answer
    x = 57,534.26

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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.