Home / 160,156.42-221,025.56-92,171.90

Finding the Fourth Proportional to 160,156.42, 221,025.56 and 92,171.90

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Solution

The fourth proportional to 160,156.42, 221,025.56 and 92,171.90 is: 127,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,156.42 : 221,025.56 = 92,171.90 : x
  2. Step 2: Convert to fraction form
    160,156.42/221,025.56 = 92,171.90/x
  3. Step 3: Cross multiply
    160,156.42x = 221,025.56 × 92,171.90
  4. Step 4: Simplify right side
    160,156.42x = 20,372,345,905.47
  5. Step 5: Solve for x
    x = 20,372,345,905.47/160,156.42
  6. Step 6: Final answer
    x = 127,202.81

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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.