Home / 103,372.42-142,653.94-58,050.44

Finding the Fourth Proportional to 103,372.42, 142,653.94 and 58,050.44

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Solution

The fourth proportional to 103,372.42, 142,653.94 and 58,050.44 is: 80,109.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,372.42 : 142,653.94 = 58,050.44 : x
  2. Step 2: Convert to fraction form
    103,372.42/142,653.94 = 58,050.44/x
  3. Step 3: Cross multiply
    103,372.42x = 142,653.94 × 58,050.44
  4. Step 4: Simplify right side
    103,372.42x = 8,281,123,984.73
  5. Step 5: Solve for x
    x = 8,281,123,984.73/103,372.42
  6. Step 6: Final answer
    x = 80,109.61

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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.