Home / 198,259.50-273,562.83-112,218.06

Finding the Fourth Proportional to 198,259.50, 273,562.83 and 112,218.06

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Solution

The fourth proportional to 198,259.50, 273,562.83 and 112,218.06 is: 154,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,259.50 : 273,562.83 = 112,218.06 : x
  2. Step 2: Convert to fraction form
    198,259.50/273,562.83 = 112,218.06/x
  3. Step 3: Cross multiply
    198,259.50x = 273,562.83 × 112,218.06
  4. Step 4: Simplify right side
    198,259.50x = 30,698,690,070.71
  5. Step 5: Solve for x
    x = 30,698,690,070.71/198,259.50
  6. Step 6: Final answer
    x = 154,840.95

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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.