Home / 198,235.94-273,441.16-117,606.38

Finding the Fourth Proportional to 198,235.94, 273,441.16 and 117,606.38

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Solution

The fourth proportional to 198,235.94, 273,441.16 and 117,606.38 is: 162,222.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,235.94 : 273,441.16 = 117,606.38 : x
  2. Step 2: Convert to fraction form
    198,235.94/273,441.16 = 117,606.38/x
  3. Step 3: Cross multiply
    198,235.94x = 273,441.16 × 117,606.38
  4. Step 4: Simplify right side
    198,235.94x = 32,158,423,750.40
  5. Step 5: Solve for x
    x = 32,158,423,750.40/198,235.94
  6. Step 6: Final answer
    x = 162,222.98

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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.