Home / 105,924.88-146,170.50-58,170.52

Finding the Fourth Proportional to 105,924.88, 146,170.50 and 58,170.52

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Solution

The fourth proportional to 105,924.88, 146,170.50 and 58,170.52 is: 80,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,924.88 : 146,170.50 = 58,170.52 : x
  2. Step 2: Convert to fraction form
    105,924.88/146,170.50 = 58,170.52/x
  3. Step 3: Cross multiply
    105,924.88x = 146,170.50 × 58,170.52
  4. Step 4: Simplify right side
    105,924.88x = 8,502,813,993.66
  5. Step 5: Solve for x
    x = 8,502,813,993.66/105,924.88
  6. Step 6: Final answer
    x = 80,272.11

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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.