Home / 62,872.40-86,782.32-37,396.68

Finding the Fourth Proportional to 62,872.40, 86,782.32 and 37,396.68

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Solution

The fourth proportional to 62,872.40, 86,782.32 and 37,396.68 is: 51,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,872.40 : 86,782.32 = 37,396.68 : x
  2. Step 2: Convert to fraction form
    62,872.40/86,782.32 = 37,396.68/x
  3. Step 3: Cross multiply
    62,872.40x = 86,782.32 × 37,396.68
  4. Step 4: Simplify right side
    62,872.40x = 3,245,370,650.70
  5. Step 5: Solve for x
    x = 3,245,370,650.70/62,872.40
  6. Step 6: Final answer
    x = 51,618.37

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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.