Home / 199,264.92-274,980.08-108,622.64

Finding the Fourth Proportional to 199,264.92, 274,980.08 and 108,622.64

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Solution

The fourth proportional to 199,264.92, 274,980.08 and 108,622.64 is: 149,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,264.92 : 274,980.08 = 108,622.64 : x
  2. Step 2: Convert to fraction form
    199,264.92/274,980.08 = 108,622.64/x
  3. Step 3: Cross multiply
    199,264.92x = 274,980.08 × 108,622.64
  4. Step 4: Simplify right side
    199,264.92x = 29,869,062,237.01
  5. Step 5: Solve for x
    x = 29,869,062,237.01/199,264.92
  6. Step 6: Final answer
    x = 149,896.24

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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.