Home / 230,903.80-346,321.06-73,111.75

Finding the Fourth Proportional to 230,903.80, 346,321.06 and 73,111.75

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Solution

The fourth proportional to 230,903.80, 346,321.06 and 73,111.75 is: 109,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,903.80 : 346,321.06 = 73,111.75 : x
  2. Step 2: Convert to fraction form
    230,903.80/346,321.06 = 73,111.75/x
  3. Step 3: Cross multiply
    230,903.80x = 346,321.06 × 73,111.75
  4. Step 4: Simplify right side
    230,903.80x = 25,320,138,758.46
  5. Step 5: Solve for x
    x = 25,320,138,758.46/230,903.80
  6. Step 6: Final answer
    x = 109,656.66

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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.