Home / 45,646.89-68,368.22-26,389.05

Finding the Fourth Proportional to 45,646.89, 68,368.22 and 26,389.05

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Solution

The fourth proportional to 45,646.89, 68,368.22 and 26,389.05 is: 39,524.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,646.89 : 68,368.22 = 26,389.05 : x
  2. Step 2: Convert to fraction form
    45,646.89/68,368.22 = 26,389.05/x
  3. Step 3: Cross multiply
    45,646.89x = 68,368.22 × 26,389.05
  4. Step 4: Simplify right side
    45,646.89x = 1,804,172,375.99
  5. Step 5: Solve for x
    x = 1,804,172,375.99/45,646.89
  6. Step 6: Final answer
    x = 39,524.54

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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.