Home / 90,466.02-124,842.22-50,179.86

Finding the Fourth Proportional to 90,466.02, 124,842.22 and 50,179.86

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Solution

The fourth proportional to 90,466.02, 124,842.22 and 50,179.86 is: 69,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,466.02 : 124,842.22 = 50,179.86 : x
  2. Step 2: Convert to fraction form
    90,466.02/124,842.22 = 50,179.86/x
  3. Step 3: Cross multiply
    90,466.02x = 124,842.22 × 50,179.86
  4. Step 4: Simplify right side
    90,466.02x = 6,264,565,121.69
  5. Step 5: Solve for x
    x = 6,264,565,121.69/90,466.02
  6. Step 6: Final answer
    x = 69,247.71

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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.