Home / 270,629.16-373,468.95-149,778.78

Finding the Fourth Proportional to 270,629.16, 373,468.95 and 149,778.78

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Solution

The fourth proportional to 270,629.16, 373,468.95 and 149,778.78 is: 206,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,629.16 : 373,468.95 = 149,778.78 : x
  2. Step 2: Convert to fraction form
    270,629.16/373,468.95 = 149,778.78/x
  3. Step 3: Cross multiply
    270,629.16x = 373,468.95 × 149,778.78
  4. Step 4: Simplify right side
    270,629.16x = 55,937,723,698.88
  5. Step 5: Solve for x
    x = 55,937,723,698.88/270,629.16
  6. Step 6: Final answer
    x = 206,695.11

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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.