Home / 200,365.05-276,503.86-109,726.66

Finding the Fourth Proportional to 200,365.05, 276,503.86 and 109,726.66

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Solution

The fourth proportional to 200,365.05, 276,503.86 and 109,726.66 is: 151,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,365.05 : 276,503.86 = 109,726.66 : x
  2. Step 2: Convert to fraction form
    200,365.05/276,503.86 = 109,726.66/x
  3. Step 3: Cross multiply
    200,365.05x = 276,503.86 × 109,726.66
  4. Step 4: Simplify right side
    200,365.05x = 30,339,845,034.91
  5. Step 5: Solve for x
    x = 30,339,845,034.91/200,365.05
  6. Step 6: Final answer
    x = 151,422.84

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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.