Home / 62,144.56-85,816.20-39,827.44

Finding the Fourth Proportional to 62,144.56, 85,816.20 and 39,827.44

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Solution

The fourth proportional to 62,144.56, 85,816.20 and 39,827.44 is: 54,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,144.56 : 85,816.20 = 39,827.44 : x
  2. Step 2: Convert to fraction form
    62,144.56/85,816.20 = 39,827.44/x
  3. Step 3: Cross multiply
    62,144.56x = 85,816.20 × 39,827.44
  4. Step 4: Simplify right side
    62,144.56x = 3,417,839,556.53
  5. Step 5: Solve for x
    x = 3,417,839,556.53/62,144.56
  6. Step 6: Final answer
    x = 54,998.21

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1.5x scale

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.