Home / 230,977.80-318,846.60-140,362.92

Finding the Fourth Proportional to 230,977.80, 318,846.60 and 140,362.92

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Solution

The fourth proportional to 230,977.80, 318,846.60 and 140,362.92 is: 193,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,977.80 : 318,846.60 = 140,362.92 : x
  2. Step 2: Convert to fraction form
    230,977.80/318,846.60 = 140,362.92/x
  3. Step 3: Cross multiply
    230,977.80x = 318,846.60 × 140,362.92
  4. Step 4: Simplify right side
    230,977.80x = 44,754,239,808.07
  5. Step 5: Solve for x
    x = 44,754,239,808.07/230,977.80
  6. Step 6: Final answer
    x = 193,759.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.