Home / 198,258.16-273,588.84-107,612.17

Finding the Fourth Proportional to 198,258.16, 273,588.84 and 107,612.17

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Solution

The fourth proportional to 198,258.16, 273,588.84 and 107,612.17 is: 148,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,258.16 : 273,588.84 = 107,612.17 : x
  2. Step 2: Convert to fraction form
    198,258.16/273,588.84 = 107,612.17/x
  3. Step 3: Cross multiply
    198,258.16x = 273,588.84 × 107,612.17
  4. Step 4: Simplify right side
    198,258.16x = 29,441,488,845.68
  5. Step 5: Solve for x
    x = 29,441,488,845.68/198,258.16
  6. Step 6: Final answer
    x = 148,500.77

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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.