Home / 270,631.95-373,462.87-149,778.33

Finding the Fourth Proportional to 270,631.95, 373,462.87 and 149,778.33

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Solution

The fourth proportional to 270,631.95, 373,462.87 and 149,778.33 is: 206,688.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,631.95 : 373,462.87 = 149,778.33 : x
  2. Step 2: Convert to fraction form
    270,631.95/373,462.87 = 149,778.33/x
  3. Step 3: Cross multiply
    270,631.95x = 373,462.87 × 149,778.33
  4. Step 4: Simplify right side
    270,631.95x = 55,936,644,985.61
  5. Step 5: Solve for x
    x = 55,936,644,985.61/270,631.95
  6. Step 6: Final answer
    x = 206,688.99

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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.