Home / 198,066.69-273,305.73-112,037.40

Finding the Fourth Proportional to 198,066.69, 273,305.73 and 112,037.40

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Solution

The fourth proportional to 198,066.69, 273,305.73 and 112,037.40 is: 154,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,066.69 : 273,305.73 = 112,037.40 : x
  2. Step 2: Convert to fraction form
    198,066.69/273,305.73 = 112,037.40/x
  3. Step 3: Cross multiply
    198,066.69x = 273,305.73 × 112,037.40
  4. Step 4: Simplify right side
    198,066.69x = 30,620,463,394.30
  5. Step 5: Solve for x
    x = 30,620,463,394.30/198,066.69
  6. Step 6: Final answer
    x = 154,596.73

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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.