Home / 293,902.18-440,927.34-83,540.12

Finding the Fourth Proportional to 293,902.18, 440,927.34 and 83,540.12

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Solution

The fourth proportional to 293,902.18, 440,927.34 and 83,540.12 is: 125,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,902.18 : 440,927.34 = 83,540.12 : x
  2. Step 2: Convert to fraction form
    293,902.18/440,927.34 = 83,540.12/x
  3. Step 3: Cross multiply
    293,902.18x = 440,927.34 × 83,540.12
  4. Step 4: Simplify right side
    293,902.18x = 36,835,122,857.18
  5. Step 5: Solve for x
    x = 36,835,122,857.18/293,902.18
  6. Step 6: Final answer
    x = 125,331.23

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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.