Home / 114,345.16-171,576.32-54,441.44

Finding the Fourth Proportional to 114,345.16, 171,576.32 and 54,441.44

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Solution

The fourth proportional to 114,345.16, 171,576.32 and 54,441.44 is: 81,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,345.16 : 171,576.32 = 54,441.44 : x
  2. Step 2: Convert to fraction form
    114,345.16/171,576.32 = 54,441.44/x
  3. Step 3: Cross multiply
    114,345.16x = 171,576.32 × 54,441.44
  4. Step 4: Simplify right side
    114,345.16x = 9,340,861,930.70
  5. Step 5: Solve for x
    x = 9,340,861,930.70/114,345.16
  6. Step 6: Final answer
    x = 81,690.05

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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.