Home / 196,252.60-294,455.70-71,606.20

Finding the Fourth Proportional to 196,252.60, 294,455.70 and 71,606.20

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Solution

The fourth proportional to 196,252.60, 294,455.70 and 71,606.20 is: 107,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,252.60 : 294,455.70 = 71,606.20 : x
  2. Step 2: Convert to fraction form
    196,252.60/294,455.70 = 71,606.20/x
  3. Step 3: Cross multiply
    196,252.60x = 294,455.70 × 71,606.20
  4. Step 4: Simplify right side
    196,252.60x = 21,084,853,745.34
  5. Step 5: Solve for x
    x = 21,084,853,745.34/196,252.60
  6. Step 6: Final answer
    x = 107,437.32

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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.