Home / 68,524.43-102,774.06-31,075.49

Finding the Fourth Proportional to 68,524.43, 102,774.06 and 31,075.49

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Solution

The fourth proportional to 68,524.43, 102,774.06 and 31,075.49 is: 46,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,524.43 : 102,774.06 = 31,075.49 : x
  2. Step 2: Convert to fraction form
    68,524.43/102,774.06 = 31,075.49/x
  3. Step 3: Cross multiply
    68,524.43x = 102,774.06 × 31,075.49
  4. Step 4: Simplify right side
    68,524.43x = 3,193,754,530.72
  5. Step 5: Solve for x
    x = 3,193,754,530.72/68,524.43
  6. Step 6: Final answer
    x = 46,607.53

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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.