Home / 389,340.58-584,007.18-123,101.14

Finding the Fourth Proportional to 389,340.58, 584,007.18 and 123,101.14

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Solution

The fourth proportional to 389,340.58, 584,007.18 and 123,101.14 is: 184,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,340.58 : 584,007.18 = 123,101.14 : x
  2. Step 2: Convert to fraction form
    389,340.58/584,007.18 = 123,101.14/x
  3. Step 3: Cross multiply
    389,340.58x = 584,007.18 × 123,101.14
  4. Step 4: Simplify right side
    389,340.58x = 71,891,949,626.19
  5. Step 5: Solve for x
    x = 71,891,949,626.19/389,340.58
  6. Step 6: Final answer
    x = 184,650.54

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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.