Home / 193,380.55-266,860.98-107,334.48

Finding the Fourth Proportional to 193,380.55, 266,860.98 and 107,334.48

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Solution

The fourth proportional to 193,380.55, 266,860.98 and 107,334.48 is: 148,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,380.55 : 266,860.98 = 107,334.48 : x
  2. Step 2: Convert to fraction form
    193,380.55/266,860.98 = 107,334.48/x
  3. Step 3: Cross multiply
    193,380.55x = 266,860.98 × 107,334.48
  4. Step 4: Simplify right side
    193,380.55x = 28,643,385,521.32
  5. Step 5: Solve for x
    x = 28,643,385,521.32/193,380.55
  6. Step 6: Final answer
    x = 148,119.27

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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.