Home / 202,224.26-279,070.97-111,583.57

Finding the Fourth Proportional to 202,224.26, 279,070.97 and 111,583.57

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Solution

The fourth proportional to 202,224.26, 279,070.97 and 111,583.57 is: 153,986.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,224.26 : 279,070.97 = 111,583.57 : x
  2. Step 2: Convert to fraction form
    202,224.26/279,070.97 = 111,583.57/x
  3. Step 3: Cross multiply
    202,224.26x = 279,070.97 × 111,583.57
  4. Step 4: Simplify right side
    202,224.26x = 31,139,735,115.96
  5. Step 5: Solve for x
    x = 31,139,735,115.96/202,224.26
  6. Step 6: Final answer
    x = 153,986.15

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1.5x scale

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.