Home / 224,519.60-336,778.79-91,368.36

Finding the Fourth Proportional to 224,519.60, 336,778.79 and 91,368.36

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Solution

The fourth proportional to 224,519.60, 336,778.79 and 91,368.36 is: 137,052.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,519.60 : 336,778.79 = 91,368.36 : x
  2. Step 2: Convert to fraction form
    224,519.60/336,778.79 = 91,368.36/x
  3. Step 3: Cross multiply
    224,519.60x = 336,778.79 × 91,368.36
  4. Step 4: Simplify right side
    224,519.60x = 30,770,925,268.24
  5. Step 5: Solve for x
    x = 30,770,925,268.24/224,519.60
  6. Step 6: Final answer
    x = 137,052.29

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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.