Home / 123,214.73-170,033.24-69,495.50

Finding the Fourth Proportional to 123,214.73, 170,033.24 and 69,495.50

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Solution

The fourth proportional to 123,214.73, 170,033.24 and 69,495.50 is: 95,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,214.73 : 170,033.24 = 69,495.50 : x
  2. Step 2: Convert to fraction form
    123,214.73/170,033.24 = 69,495.50/x
  3. Step 3: Cross multiply
    123,214.73x = 170,033.24 × 69,495.50
  4. Step 4: Simplify right side
    123,214.73x = 11,816,543,832.78
  5. Step 5: Solve for x
    x = 11,816,543,832.78/123,214.73
  6. Step 6: Final answer
    x = 95,902.04

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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.