Home / 68,972.63-103,463.55-26,849.98

Finding the Fourth Proportional to 68,972.63, 103,463.55 and 26,849.98

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Solution

The fourth proportional to 68,972.63, 103,463.55 and 26,849.98 is: 40,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,972.63 : 103,463.55 = 26,849.98 : x
  2. Step 2: Convert to fraction form
    68,972.63/103,463.55 = 26,849.98/x
  3. Step 3: Cross multiply
    68,972.63x = 103,463.55 × 26,849.98
  4. Step 4: Simplify right side
    68,972.63x = 2,777,994,453.07
  5. Step 5: Solve for x
    x = 2,777,994,453.07/68,972.63
  6. Step 6: Final answer
    x = 40,276.77

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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.