Home / 159,997.70-239,413.35-146,000.90

Finding the Fourth Proportional to 159,997.70, 239,413.35 and 146,000.90

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Solution

The fourth proportional to 159,997.70, 239,413.35 and 146,000.90 is: 218,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,997.70 : 239,413.35 = 146,000.90 : x
  2. Step 2: Convert to fraction form
    159,997.70/239,413.35 = 146,000.90/x
  3. Step 3: Cross multiply
    159,997.70x = 239,413.35 × 146,000.90
  4. Step 4: Simplify right side
    159,997.70x = 34,954,564,572.02
  5. Step 5: Solve for x
    x = 34,954,564,572.02/159,997.70
  6. Step 6: Final answer
    x = 218,469.17

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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.