Home / 58,541.78-80,787.87-31,684.29

Finding the Fourth Proportional to 58,541.78, 80,787.87 and 31,684.29

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Solution

The fourth proportional to 58,541.78, 80,787.87 and 31,684.29 is: 43,724.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,541.78 : 80,787.87 = 31,684.29 : x
  2. Step 2: Convert to fraction form
    58,541.78/80,787.87 = 31,684.29/x
  3. Step 3: Cross multiply
    58,541.78x = 80,787.87 × 31,684.29
  4. Step 4: Simplify right side
    58,541.78x = 2,559,706,301.56
  5. Step 5: Solve for x
    x = 2,559,706,301.56/58,541.78
  6. Step 6: Final answer
    x = 43,724.44

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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.