Home / 226,543.95-339,865.34-68,784.75

Finding the Fourth Proportional to 226,543.95, 339,865.34 and 68,784.75

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Solution

The fourth proportional to 226,543.95, 339,865.34 and 68,784.75 is: 103,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,543.95 : 339,865.34 = 68,784.75 : x
  2. Step 2: Convert to fraction form
    226,543.95/339,865.34 = 68,784.75/x
  3. Step 3: Cross multiply
    226,543.95x = 339,865.34 × 68,784.75
  4. Step 4: Simplify right side
    226,543.95x = 23,377,552,101.64
  5. Step 5: Solve for x
    x = 23,377,552,101.64/226,543.95
  6. Step 6: Final answer
    x = 103,192.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.