Home / 45,788.93-68,627.94-19,438.34

Finding the Fourth Proportional to 45,788.93, 68,627.94 and 19,438.34

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Solution

The fourth proportional to 45,788.93, 68,627.94 and 19,438.34 is: 29,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,788.93 : 68,627.94 = 19,438.34 : x
  2. Step 2: Convert to fraction form
    45,788.93/68,627.94 = 19,438.34/x
  3. Step 3: Cross multiply
    45,788.93x = 68,627.94 × 19,438.34
  4. Step 4: Simplify right side
    45,788.93x = 1,334,013,231.22
  5. Step 5: Solve for x
    x = 1,334,013,231.22/45,788.93
  6. Step 6: Final answer
    x = 29,133.97

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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.