Home / 39,971.35-55,160.66-22,066.03

Finding the Fourth Proportional to 39,971.35, 55,160.66 and 22,066.03

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Solution

The fourth proportional to 39,971.35, 55,160.66 and 22,066.03 is: 30,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,971.35 : 55,160.66 = 22,066.03 : x
  2. Step 2: Convert to fraction form
    39,971.35/55,160.66 = 22,066.03/x
  3. Step 3: Cross multiply
    39,971.35x = 55,160.66 × 22,066.03
  4. Step 4: Simplify right side
    39,971.35x = 1,217,176,778.38
  5. Step 5: Solve for x
    x = 1,217,176,778.38/39,971.35
  6. Step 6: Final answer
    x = 30,451.23

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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.