Home / 200,741.07-277,022.67-111,317.07

Finding the Fourth Proportional to 200,741.07, 277,022.67 and 111,317.07

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Solution

The fourth proportional to 200,741.07, 277,022.67 and 111,317.07 is: 153,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,741.07 : 277,022.67 = 111,317.07 : x
  2. Step 2: Convert to fraction form
    200,741.07/277,022.67 = 111,317.07/x
  3. Step 3: Cross multiply
    200,741.07x = 277,022.67 × 111,317.07
  4. Step 4: Simplify right side
    200,741.07x = 30,837,351,947.98
  5. Step 5: Solve for x
    x = 30,837,351,947.98/200,741.07
  6. Step 6: Final answer
    x = 153,617.55

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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.