Home / 230,961.02-346,451.23-112,731.80

Finding the Fourth Proportional to 230,961.02, 346,451.23 and 112,731.80

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Solution

The fourth proportional to 230,961.02, 346,451.23 and 112,731.80 is: 169,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,961.02 : 346,451.23 = 112,731.80 : x
  2. Step 2: Convert to fraction form
    230,961.02/346,451.23 = 112,731.80/x
  3. Step 3: Cross multiply
    230,961.02x = 346,451.23 × 112,731.80
  4. Step 4: Simplify right side
    230,961.02x = 39,056,070,770.11
  5. Step 5: Solve for x
    x = 39,056,070,770.11/230,961.02
  6. Step 6: Final answer
    x = 169,102.43

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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.