Home / 62,813.72-94,200.32-20,683.78

Finding the Fourth Proportional to 62,813.72, 94,200.32 and 20,683.78

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Solution

The fourth proportional to 62,813.72, 94,200.32 and 20,683.78 is: 31,019.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,813.72 : 94,200.32 = 20,683.78 : x
  2. Step 2: Convert to fraction form
    62,813.72/94,200.32 = 20,683.78/x
  3. Step 3: Cross multiply
    62,813.72x = 94,200.32 × 20,683.78
  4. Step 4: Simplify right side
    62,813.72x = 1,948,418,694.81
  5. Step 5: Solve for x
    x = 1,948,418,694.81/62,813.72
  6. Step 6: Final answer
    x = 31,019.00

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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.