Home / 51,228.88-76,843.32-16,172.08

Finding the Fourth Proportional to 51,228.88, 76,843.32 and 16,172.08

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Solution

The fourth proportional to 51,228.88, 76,843.32 and 16,172.08 is: 24,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,228.88 : 76,843.32 = 16,172.08 : x
  2. Step 2: Convert to fraction form
    51,228.88/76,843.32 = 16,172.08/x
  3. Step 3: Cross multiply
    51,228.88x = 76,843.32 × 16,172.08
  4. Step 4: Simplify right side
    51,228.88x = 1,242,716,318.51
  5. Step 5: Solve for x
    x = 1,242,716,318.51/51,228.88
  6. Step 6: Final answer
    x = 24,258.12

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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.