Home / 108,832.55-150,177.38-61,091.15

Finding the Fourth Proportional to 108,832.55, 150,177.38 and 61,091.15

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Solution

The fourth proportional to 108,832.55, 150,177.38 and 61,091.15 is: 84,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,832.55 : 150,177.38 = 61,091.15 : x
  2. Step 2: Convert to fraction form
    108,832.55/150,177.38 = 61,091.15/x
  3. Step 3: Cross multiply
    108,832.55x = 150,177.38 × 61,091.15
  4. Step 4: Simplify right side
    108,832.55x = 9,174,507,791.84
  5. Step 5: Solve for x
    x = 9,174,507,791.84/108,832.55
  6. Step 6: Final answer
    x = 84,299.30

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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.