Home / 108,553.42-149,801.97-60,806.62

Finding the Fourth Proportional to 108,553.42, 149,801.97 and 60,806.62

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Solution

The fourth proportional to 108,553.42, 149,801.97 and 60,806.62 is: 83,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,553.42 : 149,801.97 = 60,806.62 : x
  2. Step 2: Convert to fraction form
    108,553.42/149,801.97 = 60,806.62/x
  3. Step 3: Cross multiply
    108,553.42x = 149,801.97 × 60,806.62
  4. Step 4: Simplify right side
    108,553.42x = 9,108,951,465.04
  5. Step 5: Solve for x
    x = 9,108,951,465.04/108,553.42
  6. Step 6: Final answer
    x = 83,912.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.