Home / 122,729.20-184,266.60-96,463.60

Finding the Fourth Proportional to 122,729.20, 184,266.60 and 96,463.60

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Solution

The fourth proportional to 122,729.20, 184,266.60 and 96,463.60 is: 144,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,729.20 : 184,266.60 = 96,463.60 : x
  2. Step 2: Convert to fraction form
    122,729.20/184,266.60 = 96,463.60/x
  3. Step 3: Cross multiply
    122,729.20x = 184,266.60 × 96,463.60
  4. Step 4: Simplify right side
    122,729.20x = 17,775,019,595.76
  5. Step 5: Solve for x
    x = 17,775,019,595.76/122,729.20
  6. Step 6: Final answer
    x = 144,831.22

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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.