Home / 40,580.78-60,787.31-23,889.38

Finding the Fourth Proportional to 40,580.78, 60,787.31 and 23,889.38

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Solution

The fourth proportional to 40,580.78, 60,787.31 and 23,889.38 is: 35,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,580.78 : 60,787.31 = 23,889.38 : x
  2. Step 2: Convert to fraction form
    40,580.78/60,787.31 = 23,889.38/x
  3. Step 3: Cross multiply
    40,580.78x = 60,787.31 × 23,889.38
  4. Step 4: Simplify right side
    40,580.78x = 1,452,171,147.77
  5. Step 5: Solve for x
    x = 1,452,171,147.77/40,580.78
  6. Step 6: Final answer
    x = 35,784.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.