Home / 192,206.20-288,050.10-128,846.20

Finding the Fourth Proportional to 192,206.20, 288,050.10 and 128,846.20

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Solution

The fourth proportional to 192,206.20, 288,050.10 and 128,846.20 is: 193,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,206.20 : 288,050.10 = 128,846.20 : x
  2. Step 2: Convert to fraction form
    192,206.20/288,050.10 = 128,846.20/x
  3. Step 3: Cross multiply
    192,206.20x = 288,050.10 × 128,846.20
  4. Step 4: Simplify right side
    192,206.20x = 37,114,160,794.62
  5. Step 5: Solve for x
    x = 37,114,160,794.62/192,206.20
  6. Step 6: Final answer
    x = 193,095.54

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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.