Home / 62,099.43-85,533.96-47,731.78

Finding the Fourth Proportional to 62,099.43, 85,533.96 and 47,731.78

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Solution

The fourth proportional to 62,099.43, 85,533.96 and 47,731.78 is: 65,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,099.43 : 85,533.96 = 47,731.78 : x
  2. Step 2: Convert to fraction form
    62,099.43/85,533.96 = 47,731.78/x
  3. Step 3: Cross multiply
    62,099.43x = 85,533.96 × 47,731.78
  4. Step 4: Simplify right side
    62,099.43x = 4,082,688,161.25
  5. Step 5: Solve for x
    x = 4,082,688,161.25/62,099.43
  6. Step 6: Final answer
    x = 65,744.37

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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.