Home / 204,326.03-306,485.96-91,926.88

Finding the Fourth Proportional to 204,326.03, 306,485.96 and 91,926.88

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Solution

The fourth proportional to 204,326.03, 306,485.96 and 91,926.88 is: 137,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,326.03 : 306,485.96 = 91,926.88 : x
  2. Step 2: Convert to fraction form
    204,326.03/306,485.96 = 91,926.88/x
  3. Step 3: Cross multiply
    204,326.03x = 306,485.96 × 91,926.88
  4. Step 4: Simplify right side
    204,326.03x = 28,174,298,066.60
  5. Step 5: Solve for x
    x = 28,174,298,066.60/204,326.03
  6. Step 6: Final answer
    x = 137,888.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.