Home / 39,179.07-54,066.56-22,182.87

Finding the Fourth Proportional to 39,179.07, 54,066.56 and 22,182.87

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Solution

The fourth proportional to 39,179.07, 54,066.56 and 22,182.87 is: 30,612.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.07 : 54,066.56 = 22,182.87 : x
  2. Step 2: Convert to fraction form
    39,179.07/54,066.56 = 22,182.87/x
  3. Step 3: Cross multiply
    39,179.07x = 54,066.56 × 22,182.87
  4. Step 4: Simplify right side
    39,179.07x = 1,199,351,646.85
  5. Step 5: Solve for x
    x = 1,199,351,646.85/39,179.07
  6. Step 6: Final answer
    x = 30,612.05

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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.