Home / 122,815.60-184,223.40-60,473.20

Finding the Fourth Proportional to 122,815.60, 184,223.40 and 60,473.20

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Solution

The fourth proportional to 122,815.60, 184,223.40 and 60,473.20 is: 90,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,815.60 : 184,223.40 = 60,473.20 : x
  2. Step 2: Convert to fraction form
    122,815.60/184,223.40 = 60,473.20/x
  3. Step 3: Cross multiply
    122,815.60x = 184,223.40 × 60,473.20
  4. Step 4: Simplify right side
    122,815.60x = 11,140,578,512.88
  5. Step 5: Solve for x
    x = 11,140,578,512.88/122,815.60
  6. Step 6: Final answer
    x = 90,709.80

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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.