Home / 224,619.99-309,981.97-122,651.92

Finding the Fourth Proportional to 224,619.99, 309,981.97 and 122,651.92

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Solution

The fourth proportional to 224,619.99, 309,981.97 and 122,651.92 is: 169,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,619.99 : 309,981.97 = 122,651.92 : x
  2. Step 2: Convert to fraction form
    224,619.99/309,981.97 = 122,651.92/x
  3. Step 3: Cross multiply
    224,619.99x = 309,981.97 × 122,651.92
  4. Step 4: Simplify right side
    224,619.99x = 38,019,882,235.97
  5. Step 5: Solve for x
    x = 38,019,882,235.97/224,619.99
  6. Step 6: Final answer
    x = 169,263.13

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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.