Home / 61,114.22-91,673.26-18,994.53

Finding the Fourth Proportional to 61,114.22, 91,673.26 and 18,994.53

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Solution

The fourth proportional to 61,114.22, 91,673.26 and 18,994.53 is: 28,492.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,114.22 : 91,673.26 = 18,994.53 : x
  2. Step 2: Convert to fraction form
    61,114.22/91,673.26 = 18,994.53/x
  3. Step 3: Cross multiply
    61,114.22x = 91,673.26 × 18,994.53
  4. Step 4: Simplify right side
    61,114.22x = 1,741,290,096.01
  5. Step 5: Solve for x
    x = 1,741,290,096.01/61,114.22
  6. Step 6: Final answer
    x = 28,492.39

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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.