Home / 58,776.75-81,131.94-36,116.64

Finding the Fourth Proportional to 58,776.75, 81,131.94 and 36,116.64

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Solution

The fourth proportional to 58,776.75, 81,131.94 and 36,116.64 is: 49,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,776.75 : 81,131.94 = 36,116.64 : x
  2. Step 2: Convert to fraction form
    58,776.75/81,131.94 = 36,116.64/x
  3. Step 3: Cross multiply
    58,776.75x = 81,131.94 × 36,116.64
  4. Step 4: Simplify right side
    58,776.75x = 2,930,213,069.48
  5. Step 5: Solve for x
    x = 2,930,213,069.48/58,776.75
  6. Step 6: Final answer
    x = 49,853.27

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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.