Home / 355,523.24-533,035.87-130,854.56

Finding the Fourth Proportional to 355,523.24, 533,035.87 and 130,854.56

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Solution

The fourth proportional to 355,523.24, 533,035.87 and 130,854.56 is: 196,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,523.24 : 533,035.87 = 130,854.56 : x
  2. Step 2: Convert to fraction form
    355,523.24/533,035.87 = 130,854.56/x
  3. Step 3: Cross multiply
    355,523.24x = 533,035.87 × 130,854.56
  4. Step 4: Simplify right side
    355,523.24x = 69,750,171,240.75
  5. Step 5: Solve for x
    x = 69,750,171,240.75/355,523.24
  6. Step 6: Final answer
    x = 196,190.19

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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.