Home / 129,273.60-193,996.80-59,116.80

Finding the Fourth Proportional to 129,273.60, 193,996.80 and 59,116.80

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Solution

The fourth proportional to 129,273.60, 193,996.80 and 59,116.80 is: 88,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,273.60 : 193,996.80 = 59,116.80 : x
  2. Step 2: Convert to fraction form
    129,273.60/193,996.80 = 59,116.80/x
  3. Step 3: Cross multiply
    129,273.60x = 193,996.80 × 59,116.80
  4. Step 4: Simplify right side
    129,273.60x = 11,468,470,026.24
  5. Step 5: Solve for x
    x = 11,468,470,026.24/129,273.60
  6. Step 6: Final answer
    x = 88,714.71

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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.