Home / 198,156.09-297,059.18-151,616.73

Finding the Fourth Proportional to 198,156.09, 297,059.18 and 151,616.73

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Solution

The fourth proportional to 198,156.09, 297,059.18 and 151,616.73 is: 227,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,156.09 : 297,059.18 = 151,616.73 : x
  2. Step 2: Convert to fraction form
    198,156.09/297,059.18 = 151,616.73/x
  3. Step 3: Cross multiply
    198,156.09x = 297,059.18 × 151,616.73
  4. Step 4: Simplify right side
    198,156.09x = 45,039,140,730.00
  5. Step 5: Solve for x
    x = 45,039,140,730.00/198,156.09
  6. Step 6: Final answer
    x = 227,291.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.