Home / 137,869.93-206,981.99-106,300.04

Finding the Fourth Proportional to 137,869.93, 206,981.99 and 106,300.04

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Solution

The fourth proportional to 137,869.93, 206,981.99 and 106,300.04 is: 159,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,869.93 : 206,981.99 = 106,300.04 : x
  2. Step 2: Convert to fraction form
    137,869.93/206,981.99 = 106,300.04/x
  3. Step 3: Cross multiply
    137,869.93x = 206,981.99 × 106,300.04
  4. Step 4: Simplify right side
    137,869.93x = 22,002,193,816.28
  5. Step 5: Solve for x
    x = 22,002,193,816.28/137,869.93
  6. Step 6: Final answer
    x = 159,586.60

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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.