Home / 58,739.93-81,060.83-31,882.20

Finding the Fourth Proportional to 58,739.93, 81,060.83 and 31,882.20

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Solution

The fourth proportional to 58,739.93, 81,060.83 and 31,882.20 is: 43,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,739.93 : 81,060.83 = 31,882.20 : x
  2. Step 2: Convert to fraction form
    58,739.93/81,060.83 = 31,882.20/x
  3. Step 3: Cross multiply
    58,739.93x = 81,060.83 × 31,882.20
  4. Step 4: Simplify right side
    58,739.93x = 2,584,397,434.82
  5. Step 5: Solve for x
    x = 2,584,397,434.82/58,739.93
  6. Step 6: Final answer
    x = 43,997.29

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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.