Home / 62,715.27-86,587.62-38,867.25

Finding the Fourth Proportional to 62,715.27, 86,587.62 and 38,867.25

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Solution

The fourth proportional to 62,715.27, 86,587.62 and 38,867.25 is: 53,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,715.27 : 86,587.62 = 38,867.25 : x
  2. Step 2: Convert to fraction form
    62,715.27/86,587.62 = 38,867.25/x
  3. Step 3: Cross multiply
    62,715.27x = 86,587.62 × 38,867.25
  4. Step 4: Simplify right side
    62,715.27x = 3,365,422,673.45
  5. Step 5: Solve for x
    x = 3,365,422,673.45/62,715.27
  6. Step 6: Final answer
    x = 53,661.93

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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.