Home / 194,542.20-291,986.10-168,276.60

Finding the Fourth Proportional to 194,542.20, 291,986.10 and 168,276.60

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Solution

The fourth proportional to 194,542.20, 291,986.10 and 168,276.60 is: 252,564.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,542.20 : 291,986.10 = 168,276.60 : x
  2. Step 2: Convert to fraction form
    194,542.20/291,986.10 = 168,276.60/x
  3. Step 3: Cross multiply
    194,542.20x = 291,986.10 × 168,276.60
  4. Step 4: Simplify right side
    194,542.20x = 49,134,428,155.26
  5. Step 5: Solve for x
    x = 49,134,428,155.26/194,542.20
  6. Step 6: Final answer
    x = 252,564.37

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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.