Home / 259,466.13-388,498.10-134,544.69

Finding the Fourth Proportional to 259,466.13, 388,498.10 and 134,544.69

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Solution

The fourth proportional to 259,466.13, 388,498.10 and 134,544.69 is: 201,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,466.13 : 388,498.10 = 134,544.69 : x
  2. Step 2: Convert to fraction form
    259,466.13/388,498.10 = 134,544.69/x
  3. Step 3: Cross multiply
    259,466.13x = 388,498.10 × 134,544.69
  4. Step 4: Simplify right side
    259,466.13x = 52,270,355,757.37
  5. Step 5: Solve for x
    x = 52,270,355,757.37/259,466.13
  6. Step 6: Final answer
    x = 201,453.48

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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.