Home / 226,315.86-339,537.34-66,395.58

Finding the Fourth Proportional to 226,315.86, 339,537.34 and 66,395.58

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Solution

The fourth proportional to 226,315.86, 339,537.34 and 66,395.58 is: 99,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,315.86 : 339,537.34 = 66,395.58 : x
  2. Step 2: Convert to fraction form
    226,315.86/339,537.34 = 66,395.58/x
  3. Step 3: Cross multiply
    226,315.86x = 339,537.34 × 66,395.58
  4. Step 4: Simplify right side
    226,315.86x = 22,543,778,620.96
  5. Step 5: Solve for x
    x = 22,543,778,620.96/226,315.86
  6. Step 6: Final answer
    x = 99,612.01

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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.