Home / 160,163.52-221,047.64-92,179.12

Finding the Fourth Proportional to 160,163.52, 221,047.64 and 92,179.12

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Solution

The fourth proportional to 160,163.52, 221,047.64 and 92,179.12 is: 127,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,163.52 : 221,047.64 = 92,179.12 : x
  2. Step 2: Convert to fraction form
    160,163.52/221,047.64 = 92,179.12/x
  3. Step 3: Cross multiply
    160,163.52x = 221,047.64 × 92,179.12
  4. Step 4: Simplify right side
    160,163.52x = 20,375,976,933.28
  5. Step 5: Solve for x
    x = 20,375,976,933.28/160,163.52
  6. Step 6: Final answer
    x = 127,219.84

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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.