Home / 103,377.85-142,644.37-60,944.58

Finding the Fourth Proportional to 103,377.85, 142,644.37 and 60,944.58

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Solution

The fourth proportional to 103,377.85, 142,644.37 and 60,944.58 is: 84,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,377.85 : 142,644.37 = 60,944.58 : x
  2. Step 2: Convert to fraction form
    103,377.85/142,644.37 = 60,944.58/x
  3. Step 3: Cross multiply
    103,377.85x = 142,644.37 × 60,944.58
  4. Step 4: Simplify right side
    103,377.85x = 8,693,401,219.01
  5. Step 5: Solve for x
    x = 8,693,401,219.01/103,377.85
  6. Step 6: Final answer
    x = 84,093.46

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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.