Home / 196,867.80-294,864.30-161,875.80

Finding the Fourth Proportional to 196,867.80, 294,864.30 and 161,875.80

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Solution

The fourth proportional to 196,867.80, 294,864.30 and 161,875.80 is: 242,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,867.80 : 294,864.30 = 161,875.80 : x
  2. Step 2: Convert to fraction form
    196,867.80/294,864.30 = 161,875.80/x
  3. Step 3: Cross multiply
    196,867.80x = 294,864.30 × 161,875.80
  4. Step 4: Simplify right side
    196,867.80x = 47,731,394,453.94
  5. Step 5: Solve for x
    x = 47,731,394,453.94/196,867.80
  6. Step 6: Final answer
    x = 242,454.05

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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.