Home / 74,801.87-103,239.93-44,589.12

Finding the Fourth Proportional to 74,801.87, 103,239.93 and 44,589.12

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Solution

The fourth proportional to 74,801.87, 103,239.93 and 44,589.12 is: 61,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,801.87 : 103,239.93 = 44,589.12 : x
  2. Step 2: Convert to fraction form
    74,801.87/103,239.93 = 44,589.12/x
  3. Step 3: Cross multiply
    74,801.87x = 103,239.93 × 44,589.12
  4. Step 4: Simplify right side
    74,801.87x = 4,603,377,627.56
  5. Step 5: Solve for x
    x = 4,603,377,627.56/74,801.87
  6. Step 6: Final answer
    x = 61,540.94

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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.