Home / 193,370.54-290,063.63-92,116.51

Finding the Fourth Proportional to 193,370.54, 290,063.63 and 92,116.51

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Solution

The fourth proportional to 193,370.54, 290,063.63 and 92,116.51 is: 138,178.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,370.54 : 290,063.63 = 92,116.51 : x
  2. Step 2: Convert to fraction form
    193,370.54/290,063.63 = 92,116.51/x
  3. Step 3: Cross multiply
    193,370.54x = 290,063.63 × 92,116.51
  4. Step 4: Simplify right side
    193,370.54x = 26,719,648,778.66
  5. Step 5: Solve for x
    x = 26,719,648,778.66/193,370.54
  6. Step 6: Final answer
    x = 138,178.49

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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.