Home / 105,927.84-158,814.84-49,739.04

Finding the Fourth Proportional to 105,927.84, 158,814.84 and 49,739.04

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Solution

The fourth proportional to 105,927.84, 158,814.84 and 49,739.04 is: 74,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,927.84 : 158,814.84 = 49,739.04 : x
  2. Step 2: Convert to fraction form
    105,927.84/158,814.84 = 49,739.04/x
  3. Step 3: Cross multiply
    105,927.84x = 158,814.84 × 49,739.04
  4. Step 4: Simplify right side
    105,927.84x = 7,899,297,679.35
  5. Step 5: Solve for x
    x = 7,899,297,679.35/105,927.84
  6. Step 6: Final answer
    x = 74,572.44

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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.