Home / 45,938.15-68,893.53-17,862.56

Finding the Fourth Proportional to 45,938.15, 68,893.53 and 17,862.56

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Solution

The fourth proportional to 45,938.15, 68,893.53 and 17,862.56 is: 26,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,938.15 : 68,893.53 = 17,862.56 : x
  2. Step 2: Convert to fraction form
    45,938.15/68,893.53 = 17,862.56/x
  3. Step 3: Cross multiply
    45,938.15x = 68,893.53 × 17,862.56
  4. Step 4: Simplify right side
    45,938.15x = 1,230,614,813.24
  5. Step 5: Solve for x
    x = 1,230,614,813.24/45,938.15
  6. Step 6: Final answer
    x = 26,788.51

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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.