Home / 39,175.92-54,064.35-22,181.01

Finding the Fourth Proportional to 39,175.92, 54,064.35 and 22,181.01

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Solution

The fourth proportional to 39,175.92, 54,064.35 and 22,181.01 is: 30,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,175.92 : 54,064.35 = 22,181.01 : x
  2. Step 2: Convert to fraction form
    39,175.92/54,064.35 = 22,181.01/x
  3. Step 3: Cross multiply
    39,175.92x = 54,064.35 × 22,181.01
  4. Step 4: Simplify right side
    39,175.92x = 1,199,201,887.99
  5. Step 5: Solve for x
    x = 1,199,201,887.99/39,175.92
  6. Step 6: Final answer
    x = 30,610.69

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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.