Home / 136,000.60-203,612.10-122,003.80

Finding the Fourth Proportional to 136,000.60, 203,612.10 and 122,003.80

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Solution

The fourth proportional to 136,000.60, 203,612.10 and 122,003.80 is: 182,656.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,000.60 : 203,612.10 = 122,003.80 : x
  2. Step 2: Convert to fraction form
    136,000.60/203,612.10 = 122,003.80/x
  3. Step 3: Cross multiply
    136,000.60x = 203,612.10 × 122,003.80
  4. Step 4: Simplify right side
    136,000.60x = 24,841,449,925.98
  5. Step 5: Solve for x
    x = 24,841,449,925.98/136,000.60
  6. Step 6: Final answer
    x = 182,656.91

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1.5x scale

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.