Home / 62,812.76-86,682.30-34,132.68

Finding the Fourth Proportional to 62,812.76, 86,682.30 and 34,132.68

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Solution

The fourth proportional to 62,812.76, 86,682.30 and 34,132.68 is: 47,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,812.76 : 86,682.30 = 34,132.68 : x
  2. Step 2: Convert to fraction form
    62,812.76/86,682.30 = 34,132.68/x
  3. Step 3: Cross multiply
    62,812.76x = 86,682.30 × 34,132.68
  4. Step 4: Simplify right side
    62,812.76x = 2,958,699,207.56
  5. Step 5: Solve for x
    x = 2,958,699,207.56/62,812.76
  6. Step 6: Final answer
    x = 47,103.48

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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.