Home / 200,325.26-276,448.88-109,681.23

Finding the Fourth Proportional to 200,325.26, 276,448.88 and 109,681.23

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Solution

The fourth proportional to 200,325.26, 276,448.88 and 109,681.23 is: 151,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,325.26 : 276,448.88 = 109,681.23 : x
  2. Step 2: Convert to fraction form
    200,325.26/276,448.88 = 109,681.23/x
  3. Step 3: Cross multiply
    200,325.26x = 276,448.88 × 109,681.23
  4. Step 4: Simplify right side
    200,325.26x = 30,321,252,642.12
  5. Step 5: Solve for x
    x = 30,321,252,642.12/200,325.26
  6. Step 6: Final answer
    x = 151,360.10

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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.