Home / 122,792.28-184,219.08-42,831.41

Finding the Fourth Proportional to 122,792.28, 184,219.08 and 42,831.41

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Solution

The fourth proportional to 122,792.28, 184,219.08 and 42,831.41 is: 64,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,792.28 : 184,219.08 = 42,831.41 : x
  2. Step 2: Convert to fraction form
    122,792.28/184,219.08 = 42,831.41/x
  3. Step 3: Cross multiply
    122,792.28x = 184,219.08 × 42,831.41
  4. Step 4: Simplify right side
    122,792.28x = 7,890,362,945.30
  5. Step 5: Solve for x
    x = 7,890,362,945.30/122,792.28
  6. Step 6: Final answer
    x = 64,257.81

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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.