Home / 224,449.07-309,738.87-122,473.64

Finding the Fourth Proportional to 224,449.07, 309,738.87 and 122,473.64

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Solution

The fourth proportional to 224,449.07, 309,738.87 and 122,473.64 is: 169,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,449.07 : 309,738.87 = 122,473.64 : x
  2. Step 2: Convert to fraction form
    224,449.07/309,738.87 = 122,473.64/x
  3. Step 3: Cross multiply
    224,449.07x = 309,738.87 × 122,473.64
  4. Step 4: Simplify right side
    224,449.07x = 37,934,846,858.39
  5. Step 5: Solve for x
    x = 37,934,846,858.39/224,449.07
  6. Step 6: Final answer
    x = 169,013.16

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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.