Home / 198,053.87-273,306.94-117,433.15

Finding the Fourth Proportional to 198,053.87, 273,306.94 and 117,433.15

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Solution

The fourth proportional to 198,053.87, 273,306.94 and 117,433.15 is: 162,053.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,053.87 : 273,306.94 = 117,433.15 : x
  2. Step 2: Convert to fraction form
    198,053.87/273,306.94 = 117,433.15/x
  3. Step 3: Cross multiply
    198,053.87x = 273,306.94 × 117,433.15
  4. Step 4: Simplify right side
    198,053.87x = 32,095,293,904.21
  5. Step 5: Solve for x
    x = 32,095,293,904.21/198,053.87
  6. Step 6: Final answer
    x = 162,053.36

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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.