Home / 194,639.20-291,968.40-101,327.20

Finding the Fourth Proportional to 194,639.20, 291,968.40 and 101,327.20

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Solution

The fourth proportional to 194,639.20, 291,968.40 and 101,327.20 is: 151,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,639.20 : 291,968.40 = 101,327.20 : x
  2. Step 2: Convert to fraction form
    194,639.20/291,968.40 = 101,327.20/x
  3. Step 3: Cross multiply
    194,639.20x = 291,968.40 × 101,327.20
  4. Step 4: Simplify right side
    194,639.20x = 29,584,340,460.48
  5. Step 5: Solve for x
    x = 29,584,340,460.48/194,639.20
  6. Step 6: Final answer
    x = 151,995.80

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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.