Home / 194,314.41-291,556.40-68,045.28

Finding the Fourth Proportional to 194,314.41, 291,556.40 and 68,045.28

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Solution

The fourth proportional to 194,314.41, 291,556.40 and 68,045.28 is: 102,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,314.41 : 291,556.40 = 68,045.28 : x
  2. Step 2: Convert to fraction form
    194,314.41/291,556.40 = 68,045.28/x
  3. Step 3: Cross multiply
    194,314.41x = 291,556.40 × 68,045.28
  4. Step 4: Simplify right side
    194,314.41x = 19,839,037,080.23
  5. Step 5: Solve for x
    x = 19,839,037,080.23/194,314.41
  6. Step 6: Final answer
    x = 102,097.61

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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.