Home / 194,112.28-291,020.46-60,915.72

Finding the Fourth Proportional to 194,112.28, 291,020.46 and 60,915.72

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Solution

The fourth proportional to 194,112.28, 291,020.46 and 60,915.72 is: 91,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,112.28 : 291,020.46 = 60,915.72 : x
  2. Step 2: Convert to fraction form
    194,112.28/291,020.46 = 60,915.72/x
  3. Step 3: Cross multiply
    194,112.28x = 291,020.46 × 60,915.72
  4. Step 4: Simplify right side
    194,112.28x = 17,727,720,855.63
  5. Step 5: Solve for x
    x = 17,727,720,855.63/194,112.28
  6. Step 6: Final answer
    x = 91,327.15

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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.