Home / 337,079.07-505,691.51-100,440.81

Finding the Fourth Proportional to 337,079.07, 505,691.51 and 100,440.81

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Solution

The fourth proportional to 337,079.07, 505,691.51 and 100,440.81 is: 150,682.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,079.07 : 505,691.51 = 100,440.81 : x
  2. Step 2: Convert to fraction form
    337,079.07/505,691.51 = 100,440.81/x
  3. Step 3: Cross multiply
    337,079.07x = 505,691.51 × 100,440.81
  4. Step 4: Simplify right side
    337,079.07x = 50,792,064,372.32
  5. Step 5: Solve for x
    x = 50,792,064,372.32/337,079.07
  6. Step 6: Final answer
    x = 150,682.94

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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.