Home / 194,621.21-291,930.04-61,501.45

Finding the Fourth Proportional to 194,621.21, 291,930.04 and 61,501.45

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Solution

The fourth proportional to 194,621.21, 291,930.04 and 61,501.45 is: 92,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,621.21 : 291,930.04 = 61,501.45 : x
  2. Step 2: Convert to fraction form
    194,621.21/291,930.04 = 61,501.45/x
  3. Step 3: Cross multiply
    194,621.21x = 291,930.04 × 61,501.45
  4. Step 4: Simplify right side
    194,621.21x = 17,954,120,758.56
  5. Step 5: Solve for x
    x = 17,954,120,758.56/194,621.21
  6. Step 6: Final answer
    x = 92,251.61

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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.