Home / 51,181.36-76,779.42-16,123.84

Finding the Fourth Proportional to 51,181.36, 76,779.42 and 16,123.84

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Solution

The fourth proportional to 51,181.36, 76,779.42 and 16,123.84 is: 24,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181.36 : 76,779.42 = 16,123.84 : x
  2. Step 2: Convert to fraction form
    51,181.36/76,779.42 = 16,123.84/x
  3. Step 3: Cross multiply
    51,181.36x = 76,779.42 × 16,123.84
  4. Step 4: Simplify right side
    51,181.36x = 1,237,979,083.37
  5. Step 5: Solve for x
    x = 1,237,979,083.37/51,181.36
  6. Step 6: Final answer
    x = 24,188.08

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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.