Home / 108,829.89-150,191.91-61,083.23

Finding the Fourth Proportional to 108,829.89, 150,191.91 and 61,083.23

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Solution

The fourth proportional to 108,829.89, 150,191.91 and 61,083.23 is: 84,298.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,829.89 : 150,191.91 = 61,083.23 : x
  2. Step 2: Convert to fraction form
    108,829.89/150,191.91 = 61,083.23/x
  3. Step 3: Cross multiply
    108,829.89x = 150,191.91 × 61,083.23
  4. Step 4: Simplify right side
    108,829.89x = 9,174,206,231.71
  5. Step 5: Solve for x
    x = 9,174,206,231.71/108,829.89
  6. Step 6: Final answer
    x = 84,298.59

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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.