Home / 90,360.53-124,697.82-50,074.95

Finding the Fourth Proportional to 90,360.53, 124,697.82 and 50,074.95

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Solution

The fourth proportional to 90,360.53, 124,697.82 and 50,074.95 is: 69,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,360.53 : 124,697.82 = 50,074.95 : x
  2. Step 2: Convert to fraction form
    90,360.53/124,697.82 = 50,074.95/x
  3. Step 3: Cross multiply
    90,360.53x = 124,697.82 × 50,074.95
  4. Step 4: Simplify right side
    90,360.53x = 6,244,237,101.61
  5. Step 5: Solve for x
    x = 6,244,237,101.61/90,360.53
  6. Step 6: Final answer
    x = 69,103.59

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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.