Home / 193,825.04-290,440.78-130,410.24

Finding the Fourth Proportional to 193,825.04, 290,440.78 and 130,410.24

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Solution

The fourth proportional to 193,825.04, 290,440.78 and 130,410.24 is: 195,415.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,825.04 : 290,440.78 = 130,410.24 : x
  2. Step 2: Convert to fraction form
    193,825.04/290,440.78 = 130,410.24/x
  3. Step 3: Cross multiply
    193,825.04x = 290,440.78 × 130,410.24
  4. Step 4: Simplify right side
    193,825.04x = 37,876,451,825.59
  5. Step 5: Solve for x
    x = 37,876,451,825.59/193,825.04
  6. Step 6: Final answer
    x = 195,415.68

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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.