Home / 49,916.48-74,873.43-20,334.26

Finding the Fourth Proportional to 49,916.48, 74,873.43 and 20,334.26

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Solution

The fourth proportional to 49,916.48, 74,873.43 and 20,334.26 is: 30,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916.48 : 74,873.43 = 20,334.26 : x
  2. Step 2: Convert to fraction form
    49,916.48/74,873.43 = 20,334.26/x
  3. Step 3: Cross multiply
    49,916.48x = 74,873.43 × 20,334.26
  4. Step 4: Simplify right side
    49,916.48x = 1,522,495,979.90
  5. Step 5: Solve for x
    x = 1,522,495,979.90/49,916.48
  6. Step 6: Final answer
    x = 30,500.87

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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.