Home / 230,003.40-344,902.70-105,382.60

Finding the Fourth Proportional to 230,003.40, 344,902.70 and 105,382.60

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Solution

The fourth proportional to 230,003.40, 344,902.70 and 105,382.60 is: 158,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,003.40 : 344,902.70 = 105,382.60 : x
  2. Step 2: Convert to fraction form
    230,003.40/344,902.70 = 105,382.60/x
  3. Step 3: Cross multiply
    230,003.40x = 344,902.70 × 105,382.60
  4. Step 4: Simplify right side
    230,003.40x = 36,346,743,273.02
  5. Step 5: Solve for x
    x = 36,346,743,273.02/230,003.40
  6. Step 6: Final answer
    x = 158,026.98

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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.