Home / 108,899.56-150,282.66-61,163.56

Finding the Fourth Proportional to 108,899.56, 150,282.66 and 61,163.56

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Solution

The fourth proportional to 108,899.56, 150,282.66 and 61,163.56 is: 84,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,899.56 : 150,282.66 = 61,163.56 : x
  2. Step 2: Convert to fraction form
    108,899.56/150,282.66 = 61,163.56/x
  3. Step 3: Cross multiply
    108,899.56x = 150,282.66 × 61,163.56
  4. Step 4: Simplify right side
    108,899.56x = 9,191,822,491.87
  5. Step 5: Solve for x
    x = 9,191,822,491.87/108,899.56
  6. Step 6: Final answer
    x = 84,406.42

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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.