Home / 198,086.48-273,356.88-107,441

Finding the Fourth Proportional to 198,086.48, 273,356.88 and 107,441

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Solution

The fourth proportional to 198,086.48, 273,356.88 and 107,441 is: 148,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,086.48 : 273,356.88 = 107,441 : x
  2. Step 2: Convert to fraction form
    198,086.48/273,356.88 = 107,441/x
  3. Step 3: Cross multiply
    198,086.48x = 273,356.88 × 107,441
  4. Step 4: Simplify right side
    198,086.48x = 29,369,736,544.08
  5. Step 5: Solve for x
    x = 29,369,736,544.08/198,086.48
  6. Step 6: Final answer
    x = 148,267.24

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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.