Home / 122,972.40-184,458.60-122,194.80

Finding the Fourth Proportional to 122,972.40, 184,458.60 and 122,194.80

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Solution

The fourth proportional to 122,972.40, 184,458.60 and 122,194.80 is: 183,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,972.40 : 184,458.60 = 122,194.80 : x
  2. Step 2: Convert to fraction form
    122,972.40/184,458.60 = 122,194.80/x
  3. Step 3: Cross multiply
    122,972.40x = 184,458.60 × 122,194.80
  4. Step 4: Simplify right side
    122,972.40x = 22,539,881,735.28
  5. Step 5: Solve for x
    x = 22,539,881,735.28/122,972.40
  6. Step 6: Final answer
    x = 183,292.20

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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.