Home / 196,197.57-294,471.32-91,075.77

Finding the Fourth Proportional to 196,197.57, 294,471.32 and 91,075.77

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Solution

The fourth proportional to 196,197.57, 294,471.32 and 91,075.77 is: 136,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,197.57 : 294,471.32 = 91,075.77 : x
  2. Step 2: Convert to fraction form
    196,197.57/294,471.32 = 91,075.77/x
  3. Step 3: Cross multiply
    196,197.57x = 294,471.32 × 91,075.77
  4. Step 4: Simplify right side
    196,197.57x = 26,819,201,756.54
  5. Step 5: Solve for x
    x = 26,819,201,756.54/196,197.57
  6. Step 6: Final answer
    x = 136,694.87

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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.