Home / 198,214.06-273,535.72-113,332.94

Finding the Fourth Proportional to 198,214.06, 273,535.72 and 113,332.94

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Solution

The fourth proportional to 198,214.06, 273,535.72 and 113,332.94 is: 156,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,214.06 : 273,535.72 = 113,332.94 : x
  2. Step 2: Convert to fraction form
    198,214.06/273,535.72 = 113,332.94/x
  3. Step 3: Cross multiply
    198,214.06x = 273,535.72 × 113,332.94
  4. Step 4: Simplify right side
    198,214.06x = 31,000,607,342.62
  5. Step 5: Solve for x
    x = 31,000,607,342.62/198,214.06
  6. Step 6: Final answer
    x = 156,399.64

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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.