Home / 150,954.74-208,097.99-105,491.57

Finding the Fourth Proportional to 150,954.74, 208,097.99 and 105,491.57

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Solution

The fourth proportional to 150,954.74, 208,097.99 and 105,491.57 is: 145,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,954.74 : 208,097.99 = 105,491.57 : x
  2. Step 2: Convert to fraction form
    150,954.74/208,097.99 = 105,491.57/x
  3. Step 3: Cross multiply
    150,954.74x = 208,097.99 × 105,491.57
  4. Step 4: Simplify right side
    150,954.74x = 21,952,583,678.94
  5. Step 5: Solve for x
    x = 21,952,583,678.94/150,954.74
  6. Step 6: Final answer
    x = 145,424.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.