Home / 259,168.03-388,591.66-101,210.74

Finding the Fourth Proportional to 259,168.03, 388,591.66 and 101,210.74

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Solution

The fourth proportional to 259,168.03, 388,591.66 and 101,210.74 is: 151,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,168.03 : 388,591.66 = 101,210.74 : x
  2. Step 2: Convert to fraction form
    259,168.03/388,591.66 = 101,210.74/x
  3. Step 3: Cross multiply
    259,168.03x = 388,591.66 × 101,210.74
  4. Step 4: Simplify right side
    259,168.03x = 39,329,647,270.44
  5. Step 5: Solve for x
    x = 39,329,647,270.44/259,168.03
  6. Step 6: Final answer
    x = 151,753.47

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1.5x scale

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.