Home / 58,583.25-80,844.87-31,725.78

Finding the Fourth Proportional to 58,583.25, 80,844.87 and 31,725.78

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Solution

The fourth proportional to 58,583.25, 80,844.87 and 31,725.78 is: 43,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,583.25 : 80,844.87 = 31,725.78 : x
  2. Step 2: Convert to fraction form
    58,583.25/80,844.87 = 31,725.78/x
  3. Step 3: Cross multiply
    58,583.25x = 80,844.87 × 31,725.78
  4. Step 4: Simplify right side
    58,583.25x = 2,564,866,559.75
  5. Step 5: Solve for x
    x = 2,564,866,559.75/58,583.25
  6. Step 6: Final answer
    x = 43,781.57

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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.