Home / 216,037.20-323,399.70-192,417.60

Finding the Fourth Proportional to 216,037.20, 323,399.70 and 192,417.60

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Solution

The fourth proportional to 216,037.20, 323,399.70 and 192,417.60 is: 288,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,037.20 : 323,399.70 = 192,417.60 : x
  2. Step 2: Convert to fraction form
    216,037.20/323,399.70 = 192,417.60/x
  3. Step 3: Cross multiply
    216,037.20x = 323,399.70 × 192,417.60
  4. Step 4: Simplify right side
    216,037.20x = 62,227,794,114.72
  5. Step 5: Solve for x
    x = 62,227,794,114.72/216,037.20
  6. Step 6: Final answer
    x = 288,042.03

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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.