Home / 62,728.14-86,550.54-37,221.33

Finding the Fourth Proportional to 62,728.14, 86,550.54 and 37,221.33

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Solution

The fourth proportional to 62,728.14, 86,550.54 and 37,221.33 is: 51,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,728.14 : 86,550.54 = 37,221.33 : x
  2. Step 2: Convert to fraction form
    62,728.14/86,550.54 = 37,221.33/x
  3. Step 3: Cross multiply
    62,728.14x = 86,550.54 × 37,221.33
  4. Step 4: Simplify right side
    62,728.14x = 3,221,526,211.02
  5. Step 5: Solve for x
    x = 3,221,526,211.02/62,728.14
  6. Step 6: Final answer
    x = 51,356.95

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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.