Home / 203,217.24-304,835.56-98,124.60

Finding the Fourth Proportional to 203,217.24, 304,835.56 and 98,124.60

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Solution

The fourth proportional to 203,217.24, 304,835.56 and 98,124.60 is: 147,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,217.24 : 304,835.56 = 98,124.60 : x
  2. Step 2: Convert to fraction form
    203,217.24/304,835.56 = 98,124.60/x
  3. Step 3: Cross multiply
    203,217.24x = 304,835.56 × 98,124.60
  4. Step 4: Simplify right side
    203,217.24x = 29,911,867,390.78
  5. Step 5: Solve for x
    x = 29,911,867,390.78/203,217.24
  6. Step 6: Final answer
    x = 147,191.58

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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.