Home / 45,410.73-68,116.50-15,828.54

Finding the Fourth Proportional to 45,410.73, 68,116.50 and 15,828.54

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Solution

The fourth proportional to 45,410.73, 68,116.50 and 15,828.54 is: 23,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,410.73 : 68,116.50 = 15,828.54 : x
  2. Step 2: Convert to fraction form
    45,410.73/68,116.50 = 15,828.54/x
  3. Step 3: Cross multiply
    45,410.73x = 68,116.50 × 15,828.54
  4. Step 4: Simplify right side
    45,410.73x = 1,078,184,744.91
  5. Step 5: Solve for x
    x = 1,078,184,744.91/45,410.73
  6. Step 6: Final answer
    x = 23,742.95

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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.