Home / 204,360.40-306,550.20-64,123.60

Finding the Fourth Proportional to 204,360.40, 306,550.20 and 64,123.60

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Solution

The fourth proportional to 204,360.40, 306,550.20 and 64,123.60 is: 96,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,360.40 : 306,550.20 = 64,123.60 : x
  2. Step 2: Convert to fraction form
    204,360.40/306,550.20 = 64,123.60/x
  3. Step 3: Cross multiply
    204,360.40x = 306,550.20 × 64,123.60
  4. Step 4: Simplify right side
    204,360.40x = 19,657,102,404.72
  5. Step 5: Solve for x
    x = 19,657,102,404.72/204,360.40
  6. Step 6: Final answer
    x = 96,188.41

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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.