Home / 197,656.07-296,539.46-79,410.45

Finding the Fourth Proportional to 197,656.07, 296,539.46 and 79,410.45

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Solution

The fourth proportional to 197,656.07, 296,539.46 and 79,410.45 is: 119,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,656.07 : 296,539.46 = 79,410.45 : x
  2. Step 2: Convert to fraction form
    197,656.07/296,539.46 = 79,410.45/x
  3. Step 3: Cross multiply
    197,656.07x = 296,539.46 × 79,410.45
  4. Step 4: Simplify right side
    197,656.07x = 23,548,332,159.88
  5. Step 5: Solve for x
    x = 23,548,332,159.88/197,656.07
  6. Step 6: Final answer
    x = 119,137.91

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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.