Home / 200,233.58-276,383.83-115,407.10

Finding the Fourth Proportional to 200,233.58, 276,383.83 and 115,407.10

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Solution

The fourth proportional to 200,233.58, 276,383.83 and 115,407.10 is: 159,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,233.58 : 276,383.83 = 115,407.10 : x
  2. Step 2: Convert to fraction form
    200,233.58/276,383.83 = 115,407.10/x
  3. Step 3: Cross multiply
    200,233.58x = 276,383.83 × 115,407.10
  4. Step 4: Simplify right side
    200,233.58x = 31,896,656,307.19
  5. Step 5: Solve for x
    x = 31,896,656,307.19/200,233.58
  6. Step 6: Final answer
    x = 159,297.24

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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.