Home / 198,032.80-273,213.46-130,086.35

Finding the Fourth Proportional to 198,032.80, 273,213.46 and 130,086.35

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Solution

The fourth proportional to 198,032.80, 273,213.46 and 130,086.35 is: 179,472.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,032.80 : 273,213.46 = 130,086.35 : x
  2. Step 2: Convert to fraction form
    198,032.80/273,213.46 = 130,086.35/x
  3. Step 3: Cross multiply
    198,032.80x = 273,213.46 × 130,086.35
  4. Step 4: Simplify right side
    198,032.80x = 35,541,341,782.27
  5. Step 5: Solve for x
    x = 35,541,341,782.27/198,032.80
  6. Step 6: Final answer
    x = 179,472.00

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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.