Home / 195,115.54-292,195.63-161,173.89

Finding the Fourth Proportional to 195,115.54, 292,195.63 and 161,173.89

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Solution

The fourth proportional to 195,115.54, 292,195.63 and 161,173.89 is: 241,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,115.54 : 292,195.63 = 161,173.89 : x
  2. Step 2: Convert to fraction form
    195,115.54/292,195.63 = 161,173.89/x
  3. Step 3: Cross multiply
    195,115.54x = 292,195.63 × 161,173.89
  4. Step 4: Simplify right side
    195,115.54x = 47,094,306,328.10
  5. Step 5: Solve for x
    x = 47,094,306,328.10/195,115.54
  6. Step 6: Final answer
    x = 241,366.25

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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.