Home / 58,839.34-81,198.44-31,981.80

Finding the Fourth Proportional to 58,839.34, 81,198.44 and 31,981.80

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Solution

The fourth proportional to 58,839.34, 81,198.44 and 31,981.80 is: 44,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,839.34 : 81,198.44 = 31,981.80 : x
  2. Step 2: Convert to fraction form
    58,839.34/81,198.44 = 31,981.80/x
  3. Step 3: Cross multiply
    58,839.34x = 81,198.44 × 31,981.80
  4. Step 4: Simplify right side
    58,839.34x = 2,596,872,268.39
  5. Step 5: Solve for x
    x = 2,596,872,268.39/58,839.34
  6. Step 6: Final answer
    x = 44,134.97

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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.