Home / 204,975.15-307,317.52-91,060.39

Finding the Fourth Proportional to 204,975.15, 307,317.52 and 91,060.39

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Solution

The fourth proportional to 204,975.15, 307,317.52 and 91,060.39 is: 136,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,975.15 : 307,317.52 = 91,060.39 : x
  2. Step 2: Convert to fraction form
    204,975.15/307,317.52 = 91,060.39/x
  3. Step 3: Cross multiply
    204,975.15x = 307,317.52 × 91,060.39
  4. Step 4: Simplify right side
    204,975.15x = 27,984,453,225.03
  5. Step 5: Solve for x
    x = 27,984,453,225.03/204,975.15
  6. Step 6: Final answer
    x = 136,526.08

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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.