Home / 45,484.49-68,234.04-19,193.11

Finding the Fourth Proportional to 45,484.49, 68,234.04 and 19,193.11

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Solution

The fourth proportional to 45,484.49, 68,234.04 and 19,193.11 is: 28,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,484.49 : 68,234.04 = 19,193.11 : x
  2. Step 2: Convert to fraction form
    45,484.49/68,234.04 = 19,193.11/x
  3. Step 3: Cross multiply
    45,484.49x = 68,234.04 × 19,193.11
  4. Step 4: Simplify right side
    45,484.49x = 1,309,623,435.46
  5. Step 5: Solve for x
    x = 1,309,623,435.46/45,484.49
  6. Step 6: Final answer
    x = 28,792.75

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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.