Home / 194,597.10-291,874.05-54,369.90

Finding the Fourth Proportional to 194,597.10, 291,874.05 and 54,369.90

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Solution

The fourth proportional to 194,597.10, 291,874.05 and 54,369.90 is: 81,548.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,597.10 : 291,874.05 = 54,369.90 : x
  2. Step 2: Convert to fraction form
    194,597.10/291,874.05 = 54,369.90/x
  3. Step 3: Cross multiply
    194,597.10x = 291,874.05 × 54,369.90
  4. Step 4: Simplify right side
    194,597.10x = 15,869,162,911.10
  5. Step 5: Solve for x
    x = 15,869,162,911.10/194,597.10
  6. Step 6: Final answer
    x = 81,548.82

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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.