Home / 198,292.95-273,542.85-126,597.60

Finding the Fourth Proportional to 198,292.95, 273,542.85 and 126,597.60

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Solution

The fourth proportional to 198,292.95, 273,542.85 and 126,597.60 is: 174,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,292.95 : 273,542.85 = 126,597.60 : x
  2. Step 2: Convert to fraction form
    198,292.95/273,542.85 = 126,597.60/x
  3. Step 3: Cross multiply
    198,292.95x = 273,542.85 × 126,597.60
  4. Step 4: Simplify right side
    198,292.95x = 34,629,868,307.16
  5. Step 5: Solve for x
    x = 34,629,868,307.16/198,292.95
  6. Step 6: Final answer
    x = 174,639.94

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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.