Home / 51,181.64-76,780.81-16,113.09

Finding the Fourth Proportional to 51,181.64, 76,780.81 and 16,113.09

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Solution

The fourth proportional to 51,181.64, 76,780.81 and 16,113.09 is: 24,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181.64 : 76,780.81 = 16,113.09 : x
  2. Step 2: Convert to fraction form
    51,181.64/76,780.81 = 16,113.09/x
  3. Step 3: Cross multiply
    51,181.64x = 76,780.81 × 16,113.09
  4. Step 4: Simplify right side
    51,181.64x = 1,237,176,409.87
  5. Step 5: Solve for x
    x = 1,237,176,409.87/51,181.64
  6. Step 6: Final answer
    x = 24,172.27

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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.