Home / 146,487.42-219,480-98,365.83

Finding the Fourth Proportional to 146,487.42, 219,480 and 98,365.83

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Solution

The fourth proportional to 146,487.42, 219,480 and 98,365.83 is: 147,380.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,487.42 : 219,480 = 98,365.83 : x
  2. Step 2: Convert to fraction form
    146,487.42/219,480 = 98,365.83/x
  3. Step 3: Cross multiply
    146,487.42x = 219,480 × 98,365.83
  4. Step 4: Simplify right side
    146,487.42x = 21,589,332,368.40
  5. Step 5: Solve for x
    x = 21,589,332,368.40/146,487.42
  6. Step 6: Final answer
    x = 147,380.11

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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.