Home / 209,601.60-314,204.76-104,321.04

Finding the Fourth Proportional to 209,601.60, 314,204.76 and 104,321.04

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Solution

The fourth proportional to 209,601.60, 314,204.76 and 104,321.04 is: 156,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,601.60 : 314,204.76 = 104,321.04 : x
  2. Step 2: Convert to fraction form
    209,601.60/314,204.76 = 104,321.04/x
  3. Step 3: Cross multiply
    209,601.60x = 314,204.76 × 104,321.04
  4. Step 4: Simplify right side
    209,601.60x = 32,778,167,336.15
  5. Step 5: Solve for x
    x = 32,778,167,336.15/209,601.60
  6. Step 6: Final answer
    x = 156,383.19

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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.