Home / 108,292.67-149,383.89-62,965.65

Finding the Fourth Proportional to 108,292.67, 149,383.89 and 62,965.65

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Solution

The fourth proportional to 108,292.67, 149,383.89 and 62,965.65 is: 86,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,292.67 : 149,383.89 = 62,965.65 : x
  2. Step 2: Convert to fraction form
    108,292.67/149,383.89 = 62,965.65/x
  3. Step 3: Cross multiply
    108,292.67x = 149,383.89 × 62,965.65
  4. Step 4: Simplify right side
    108,292.67x = 9,406,052,986.46
  5. Step 5: Solve for x
    x = 9,406,052,986.46/108,292.67
  6. Step 6: Final answer
    x = 86,857.71

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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.