Home / 58,844.98-81,206.51-31,987.42

Finding the Fourth Proportional to 58,844.98, 81,206.51 and 31,987.42

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Solution

The fourth proportional to 58,844.98, 81,206.51 and 31,987.42 is: 44,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,844.98 : 81,206.51 = 31,987.42 : x
  2. Step 2: Convert to fraction form
    58,844.98/81,206.51 = 31,987.42/x
  3. Step 3: Cross multiply
    58,844.98x = 81,206.51 × 31,987.42
  4. Step 4: Simplify right side
    58,844.98x = 2,597,586,379.15
  5. Step 5: Solve for x
    x = 2,597,586,379.15/58,844.98
  6. Step 6: Final answer
    x = 44,142.87

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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.