Home / 105,844.80-146,067.48-58,102.50

Finding the Fourth Proportional to 105,844.80, 146,067.48 and 58,102.50

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Solution

The fourth proportional to 105,844.80, 146,067.48 and 58,102.50 is: 80,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,844.80 : 146,067.48 = 58,102.50 : x
  2. Step 2: Convert to fraction form
    105,844.80/146,067.48 = 58,102.50/x
  3. Step 3: Cross multiply
    105,844.80x = 146,067.48 × 58,102.50
  4. Step 4: Simplify right side
    105,844.80x = 8,486,885,756.70
  5. Step 5: Solve for x
    x = 8,486,885,756.70/105,844.80
  6. Step 6: Final answer
    x = 80,182.36

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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.