Home / 194,879.23-292,337.43-54,637.45

Finding the Fourth Proportional to 194,879.23, 292,337.43 and 54,637.45

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Solution

The fourth proportional to 194,879.23, 292,337.43 and 54,637.45 is: 81,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,879.23 : 292,337.43 = 54,637.45 : x
  2. Step 2: Convert to fraction form
    194,879.23/292,337.43 = 54,637.45/x
  3. Step 3: Cross multiply
    194,879.23x = 292,337.43 × 54,637.45
  4. Step 4: Simplify right side
    194,879.23x = 15,972,571,714.75
  5. Step 5: Solve for x
    x = 15,972,571,714.75/194,879.23
  6. Step 6: Final answer
    x = 81,961.39

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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.