Home / 221,921.38-333,118.99-95,623.95

Finding the Fourth Proportional to 221,921.38, 333,118.99 and 95,623.95

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Solution

The fourth proportional to 221,921.38, 333,118.99 and 95,623.95 is: 143,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,921.38 : 333,118.99 = 95,623.95 : x
  2. Step 2: Convert to fraction form
    221,921.38/333,118.99 = 95,623.95/x
  3. Step 3: Cross multiply
    221,921.38x = 333,118.99 × 95,623.95
  4. Step 4: Simplify right side
    221,921.38x = 31,854,153,404.75
  5. Step 5: Solve for x
    x = 31,854,153,404.75/221,921.38
  6. Step 6: Final answer
    x = 143,538.01

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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.