Home / 62,703.27-86,571.07-38,855.25

Finding the Fourth Proportional to 62,703.27, 86,571.07 and 38,855.25

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Solution

The fourth proportional to 62,703.27, 86,571.07 and 38,855.25 is: 53,645.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,703.27 : 86,571.07 = 38,855.25 : x
  2. Step 2: Convert to fraction form
    62,703.27/86,571.07 = 38,855.25/x
  3. Step 3: Cross multiply
    62,703.27x = 86,571.07 × 38,855.25
  4. Step 4: Simplify right side
    62,703.27x = 3,363,740,470.48
  5. Step 5: Solve for x
    x = 3,363,740,470.48/62,703.27
  6. Step 6: Final answer
    x = 53,645.38

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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.