Home / 194,883.12-292,149.72-161,815.68

Finding the Fourth Proportional to 194,883.12, 292,149.72 and 161,815.68

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Solution

The fourth proportional to 194,883.12, 292,149.72 and 161,815.68 is: 242,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,883.12 : 292,149.72 = 161,815.68 : x
  2. Step 2: Convert to fraction form
    194,883.12/292,149.72 = 161,815.68/x
  3. Step 3: Cross multiply
    194,883.12x = 292,149.72 × 161,815.68
  4. Step 4: Simplify right side
    194,883.12x = 47,274,405,603.61
  5. Step 5: Solve for x
    x = 47,274,405,603.61/194,883.12
  6. Step 6: Final answer
    x = 242,578.25

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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.