Home / 230,305.25-345,410.22-61,785.63

Finding the Fourth Proportional to 230,305.25, 345,410.22 and 61,785.63

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Solution

The fourth proportional to 230,305.25, 345,410.22 and 61,785.63 is: 92,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,305.25 : 345,410.22 = 61,785.63 : x
  2. Step 2: Convert to fraction form
    230,305.25/345,410.22 = 61,785.63/x
  3. Step 3: Cross multiply
    230,305.25x = 345,410.22 × 61,785.63
  4. Step 4: Simplify right side
    230,305.25x = 21,341,388,051.14
  5. Step 5: Solve for x
    x = 21,341,388,051.14/230,305.25
  6. Step 6: Final answer
    x = 92,665.66

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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.