Home / 198,063.07-273,361.97-117,535

Finding the Fourth Proportional to 198,063.07, 273,361.97 and 117,535

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Solution

The fourth proportional to 198,063.07, 273,361.97 and 117,535 is: 162,219.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,063.07 : 273,361.97 = 117,535 : x
  2. Step 2: Convert to fraction form
    198,063.07/273,361.97 = 117,535/x
  3. Step 3: Cross multiply
    198,063.07x = 273,361.97 × 117,535
  4. Step 4: Simplify right side
    198,063.07x = 32,129,599,143.95
  5. Step 5: Solve for x
    x = 32,129,599,143.95/198,063.07
  6. Step 6: Final answer
    x = 162,219.03

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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.