Home / 194,063.73-291,003.41-67,688.63

Finding the Fourth Proportional to 194,063.73, 291,003.41 and 67,688.63

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Solution

The fourth proportional to 194,063.73, 291,003.41 and 67,688.63 is: 101,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,063.73 : 291,003.41 = 67,688.63 : x
  2. Step 2: Convert to fraction form
    194,063.73/291,003.41 = 67,688.63/x
  3. Step 3: Cross multiply
    194,063.73x = 291,003.41 × 67,688.63
  4. Step 4: Simplify right side
    194,063.73x = 19,697,620,354.77
  5. Step 5: Solve for x
    x = 19,697,620,354.77/194,063.73
  6. Step 6: Final answer
    x = 101,500.78

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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.