Home / 66,148.07-91,249.34-41,906.27

Finding the Fourth Proportional to 66,148.07, 91,249.34 and 41,906.27

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Solution

The fourth proportional to 66,148.07, 91,249.34 and 41,906.27 is: 57,808.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,148.07 : 91,249.34 = 41,906.27 : x
  2. Step 2: Convert to fraction form
    66,148.07/91,249.34 = 41,906.27/x
  3. Step 3: Cross multiply
    66,148.07x = 91,249.34 × 41,906.27
  4. Step 4: Simplify right side
    66,148.07x = 3,823,918,813.58
  5. Step 5: Solve for x
    x = 3,823,918,813.58/66,148.07
  6. Step 6: Final answer
    x = 57,808.48

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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.