Home / 198,501.66-273,964.95-144,963.90

Finding the Fourth Proportional to 198,501.66, 273,964.95 and 144,963.90

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Solution

The fourth proportional to 198,501.66, 273,964.95 and 144,963.90 is: 200,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,501.66 : 273,964.95 = 144,963.90 : x
  2. Step 2: Convert to fraction form
    198,501.66/273,964.95 = 144,963.90/x
  3. Step 3: Cross multiply
    198,501.66x = 273,964.95 × 144,963.90
  4. Step 4: Simplify right side
    198,501.66x = 39,715,027,615.31
  5. Step 5: Solve for x
    x = 39,715,027,615.31/198,501.66
  6. Step 6: Final answer
    x = 200,074.03

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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.