Home / 198,179.99-273,559.30-117,607.50

Finding the Fourth Proportional to 198,179.99, 273,559.30 and 117,607.50

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Solution

The fourth proportional to 198,179.99, 273,559.30 and 117,607.50 is: 162,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,179.99 : 273,559.30 = 117,607.50 : x
  2. Step 2: Convert to fraction form
    198,179.99/273,559.30 = 117,607.50/x
  3. Step 3: Cross multiply
    198,179.99x = 273,559.30 × 117,607.50
  4. Step 4: Simplify right side
    198,179.99x = 32,172,625,374.75
  5. Step 5: Solve for x
    x = 32,172,625,374.75/198,179.99
  6. Step 6: Final answer
    x = 162,340.43

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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.