Home / 106,422.42-146,863.93-58,677.47

Finding the Fourth Proportional to 106,422.42, 146,863.93 and 58,677.47

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Solution

The fourth proportional to 106,422.42, 146,863.93 and 58,677.47 is: 80,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,422.42 : 146,863.93 = 58,677.47 : x
  2. Step 2: Convert to fraction form
    106,422.42/146,863.93 = 58,677.47/x
  3. Step 3: Cross multiply
    106,422.42x = 146,863.93 × 58,677.47
  4. Step 4: Simplify right side
    106,422.42x = 8,617,603,112.34
  5. Step 5: Solve for x
    x = 8,617,603,112.34/106,422.42
  6. Step 6: Final answer
    x = 80,975.45

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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.