Home / 198,238.55-273,569.45-107,594.48

Finding the Fourth Proportional to 198,238.55, 273,569.45 and 107,594.48

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Solution

The fourth proportional to 198,238.55, 273,569.45 and 107,594.48 is: 148,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,238.55 : 273,569.45 = 107,594.48 : x
  2. Step 2: Convert to fraction form
    198,238.55/273,569.45 = 107,594.48/x
  3. Step 3: Cross multiply
    198,238.55x = 273,569.45 × 107,594.48
  4. Step 4: Simplify right side
    198,238.55x = 29,434,562,862.59
  5. Step 5: Solve for x
    x = 29,434,562,862.59/198,238.55
  6. Step 6: Final answer
    x = 148,480.52

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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.