Home / 79,908.46-119,831.54-29,961.28

Finding the Fourth Proportional to 79,908.46, 119,831.54 and 29,961.28

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Solution

The fourth proportional to 79,908.46, 119,831.54 and 29,961.28 is: 44,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,908.46 : 119,831.54 = 29,961.28 : x
  2. Step 2: Convert to fraction form
    79,908.46/119,831.54 = 29,961.28/x
  3. Step 3: Cross multiply
    79,908.46x = 119,831.54 × 29,961.28
  4. Step 4: Simplify right side
    79,908.46x = 3,590,306,172.96
  5. Step 5: Solve for x
    x = 3,590,306,172.96/79,908.46
  6. Step 6: Final answer
    x = 44,930.24

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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.