Home / 205,622.38-307,580.60-193,025.26

Finding the Fourth Proportional to 205,622.38, 307,580.60 and 193,025.26

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Solution

The fourth proportional to 205,622.38, 307,580.60 and 193,025.26 is: 288,737.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,622.38 : 307,580.60 = 193,025.26 : x
  2. Step 2: Convert to fraction form
    205,622.38/307,580.60 = 193,025.26/x
  3. Step 3: Cross multiply
    205,622.38x = 307,580.60 × 193,025.26
  4. Step 4: Simplify right side
    205,622.38x = 59,370,825,285.96
  5. Step 5: Solve for x
    x = 59,370,825,285.96/205,622.38
  6. Step 6: Final answer
    x = 288,737.18

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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.