Home / 53,919.97-74,408.53-30,046.12

Finding the Fourth Proportional to 53,919.97, 74,408.53 and 30,046.12

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Solution

The fourth proportional to 53,919.97, 74,408.53 and 30,046.12 is: 41,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919.97 : 74,408.53 = 30,046.12 : x
  2. Step 2: Convert to fraction form
    53,919.97/74,408.53 = 30,046.12/x
  3. Step 3: Cross multiply
    53,919.97x = 74,408.53 × 30,046.12
  4. Step 4: Simplify right side
    53,919.97x = 2,235,687,621.40
  5. Step 5: Solve for x
    x = 2,235,687,621.40/53,919.97
  6. Step 6: Final answer
    x = 41,463.07

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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.