Home / 103,377.58-142,650.44-58,060.57

Finding the Fourth Proportional to 103,377.58, 142,650.44 and 58,060.57

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Solution

The fourth proportional to 103,377.58, 142,650.44 and 58,060.57 is: 80,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,377.58 : 142,650.44 = 58,060.57 : x
  2. Step 2: Convert to fraction form
    103,377.58/142,650.44 = 58,060.57/x
  3. Step 3: Cross multiply
    103,377.58x = 142,650.44 × 58,060.57
  4. Step 4: Simplify right side
    103,377.58x = 8,282,365,857.15
  5. Step 5: Solve for x
    x = 8,282,365,857.15/103,377.58
  6. Step 6: Final answer
    x = 80,117.62

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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.