Home / 49,916.42-74,853.83-20,314.16

Finding the Fourth Proportional to 49,916.42, 74,853.83 and 20,314.16

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Solution

The fourth proportional to 49,916.42, 74,853.83 and 20,314.16 is: 30,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916.42 : 74,853.83 = 20,314.16 : x
  2. Step 2: Convert to fraction form
    49,916.42/74,853.83 = 20,314.16/x
  3. Step 3: Cross multiply
    49,916.42x = 74,853.83 × 20,314.16
  4. Step 4: Simplify right side
    49,916.42x = 1,520,592,355.75
  5. Step 5: Solve for x
    x = 1,520,592,355.75/49,916.42
  6. Step 6: Final answer
    x = 30,462.77

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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.