Home / 45,576.70-68,364.51-14,411.86

Finding the Fourth Proportional to 45,576.70, 68,364.51 and 14,411.86

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Solution

The fourth proportional to 45,576.70, 68,364.51 and 14,411.86 is: 21,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,576.70 : 68,364.51 = 14,411.86 : x
  2. Step 2: Convert to fraction form
    45,576.70/68,364.51 = 14,411.86/x
  3. Step 3: Cross multiply
    45,576.70x = 68,364.51 × 14,411.86
  4. Step 4: Simplify right side
    45,576.70x = 985,259,747.09
  5. Step 5: Solve for x
    x = 985,259,747.09/45,576.70
  6. Step 6: Final answer
    x = 21,617.62

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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.