Home / 293,619.76-405,188.68-171,104.56

Finding the Fourth Proportional to 293,619.76, 405,188.68 and 171,104.56

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Solution

The fourth proportional to 293,619.76, 405,188.68 and 171,104.56 is: 236,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,619.76 : 405,188.68 = 171,104.56 : x
  2. Step 2: Convert to fraction form
    293,619.76/405,188.68 = 171,104.56/x
  3. Step 3: Cross multiply
    293,619.76x = 405,188.68 × 171,104.56
  4. Step 4: Simplify right side
    293,619.76x = 69,329,630,808.38
  5. Step 5: Solve for x
    x = 69,329,630,808.38/293,619.76
  6. Step 6: Final answer
    x = 236,120.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.