Home / 189,063.15-283,327.43-104,860.41

Finding the Fourth Proportional to 189,063.15, 283,327.43 and 104,860.41

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Solution

The fourth proportional to 189,063.15, 283,327.43 and 104,860.41 is: 157,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,063.15 : 283,327.43 = 104,860.41 : x
  2. Step 2: Convert to fraction form
    189,063.15/283,327.43 = 104,860.41/x
  3. Step 3: Cross multiply
    189,063.15x = 283,327.43 × 104,860.41
  4. Step 4: Simplify right side
    189,063.15x = 29,709,829,949.74
  5. Step 5: Solve for x
    x = 29,709,829,949.74/189,063.15
  6. Step 6: Final answer
    x = 157,142.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.