Home / 192,618.24-288,855.52-66,222.70

Finding the Fourth Proportional to 192,618.24, 288,855.52 and 66,222.70

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Solution

The fourth proportional to 192,618.24, 288,855.52 and 66,222.70 is: 99,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,618.24 : 288,855.52 = 66,222.70 : x
  2. Step 2: Convert to fraction form
    192,618.24/288,855.52 = 66,222.70/x
  3. Step 3: Cross multiply
    192,618.24x = 288,855.52 × 66,222.70
  4. Step 4: Simplify right side
    192,618.24x = 19,128,791,556.61
  5. Step 5: Solve for x
    x = 19,128,791,556.61/192,618.24
  6. Step 6: Final answer
    x = 99,309.35

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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.