Home / 198,417.28-273,818.07-116,763.59

Finding the Fourth Proportional to 198,417.28, 273,818.07 and 116,763.59

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Solution

The fourth proportional to 198,417.28, 273,818.07 and 116,763.59 is: 161,135.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,417.28 : 273,818.07 = 116,763.59 : x
  2. Step 2: Convert to fraction form
    198,417.28/273,818.07 = 116,763.59/x
  3. Step 3: Cross multiply
    198,417.28x = 273,818.07 × 116,763.59
  4. Step 4: Simplify right side
    198,417.28x = 31,971,980,860.07
  5. Step 5: Solve for x
    x = 31,971,980,860.07/198,417.28
  6. Step 6: Final answer
    x = 161,135.06

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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.