Home / 198,002.16-273,246.54-107,361.18

Finding the Fourth Proportional to 198,002.16, 273,246.54 and 107,361.18

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Solution

The fourth proportional to 198,002.16, 273,246.54 and 107,361.18 is: 148,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,002.16 : 273,246.54 = 107,361.18 : x
  2. Step 2: Convert to fraction form
    198,002.16/273,246.54 = 107,361.18/x
  3. Step 3: Cross multiply
    198,002.16x = 273,246.54 × 107,361.18
  4. Step 4: Simplify right side
    198,002.16x = 29,336,070,965.32
  5. Step 5: Solve for x
    x = 29,336,070,965.32/198,002.16
  6. Step 6: Final answer
    x = 148,160.36

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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.