Home / 58,842.33-81,204-31,986.66

Finding the Fourth Proportional to 58,842.33, 81,204 and 31,986.66

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Solution

The fourth proportional to 58,842.33, 81,204 and 31,986.66 is: 44,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,842.33 : 81,204 = 31,986.66 : x
  2. Step 2: Convert to fraction form
    58,842.33/81,204 = 31,986.66/x
  3. Step 3: Cross multiply
    58,842.33x = 81,204 × 31,986.66
  4. Step 4: Simplify right side
    58,842.33x = 2,597,444,738.64
  5. Step 5: Solve for x
    x = 2,597,444,738.64/58,842.33
  6. Step 6: Final answer
    x = 44,142.45

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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.