Home / 160,171.88-221,000.45-95,628.53

Finding the Fourth Proportional to 160,171.88, 221,000.45 and 95,628.53

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Solution

The fourth proportional to 160,171.88, 221,000.45 and 95,628.53 is: 131,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,171.88 : 221,000.45 = 95,628.53 : x
  2. Step 2: Convert to fraction form
    160,171.88/221,000.45 = 95,628.53/x
  3. Step 3: Cross multiply
    160,171.88x = 221,000.45 × 95,628.53
  4. Step 4: Simplify right side
    160,171.88x = 21,133,948,237.20
  5. Step 5: Solve for x
    x = 21,133,948,237.20/160,171.88
  6. Step 6: Final answer
    x = 131,945.44

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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.