Home / 54,363.15-75,021.77-30,164.55

Finding the Fourth Proportional to 54,363.15, 75,021.77 and 30,164.55

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Solution

The fourth proportional to 54,363.15, 75,021.77 and 30,164.55 is: 41,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.15 : 75,021.77 = 30,164.55 : x
  2. Step 2: Convert to fraction form
    54,363.15/75,021.77 = 30,164.55/x
  3. Step 3: Cross multiply
    54,363.15x = 75,021.77 × 30,164.55
  4. Step 4: Simplify right side
    54,363.15x = 2,262,997,781.43
  5. Step 5: Solve for x
    x = 2,262,997,781.43/54,363.15
  6. Step 6: Final answer
    x = 41,627.42

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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.