Home / 200,173.80-276,201.48-114,131.16

Finding the Fourth Proportional to 200,173.80, 276,201.48 and 114,131.16

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Solution

The fourth proportional to 200,173.80, 276,201.48 and 114,131.16 is: 157,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,173.80 : 276,201.48 = 114,131.16 : x
  2. Step 2: Convert to fraction form
    200,173.80/276,201.48 = 114,131.16/x
  3. Step 3: Cross multiply
    200,173.80x = 276,201.48 × 114,131.16
  4. Step 4: Simplify right side
    200,173.80x = 31,523,195,306.12
  5. Step 5: Solve for x
    x = 31,523,195,306.12/200,173.80
  6. Step 6: Final answer
    x = 157,479.13

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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.