Home / 137,350.89-206,005.07-53,150.18

Finding the Fourth Proportional to 137,350.89, 206,005.07 and 53,150.18

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Solution

The fourth proportional to 137,350.89, 206,005.07 and 53,150.18 is: 79,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,350.89 : 206,005.07 = 53,150.18 : x
  2. Step 2: Convert to fraction form
    137,350.89/206,005.07 = 53,150.18/x
  3. Step 3: Cross multiply
    137,350.89x = 206,005.07 × 53,150.18
  4. Step 4: Simplify right side
    137,350.89x = 10,949,205,654.26
  5. Step 5: Solve for x
    x = 10,949,205,654.26/137,350.89
  6. Step 6: Final answer
    x = 79,717.03

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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.