Home / 193,244.72-289,857-53,003.60

Finding the Fourth Proportional to 193,244.72, 289,857 and 53,003.60

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Solution

The fourth proportional to 193,244.72, 289,857 and 53,003.60 is: 79,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,244.72 : 289,857 = 53,003.60 : x
  2. Step 2: Convert to fraction form
    193,244.72/289,857 = 53,003.60/x
  3. Step 3: Cross multiply
    193,244.72x = 289,857 × 53,003.60
  4. Step 4: Simplify right side
    193,244.72x = 15,363,464,485.20
  5. Step 5: Solve for x
    x = 15,363,464,485.20/193,244.72
  6. Step 6: Final answer
    x = 79,502.64

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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.