Home / 204,146.42-306,281.93-104,376.69

Finding the Fourth Proportional to 204,146.42, 306,281.93 and 104,376.69

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Solution

The fourth proportional to 204,146.42, 306,281.93 and 104,376.69 is: 156,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,146.42 : 306,281.93 = 104,376.69 : x
  2. Step 2: Convert to fraction form
    204,146.42/306,281.93 = 104,376.69/x
  3. Step 3: Cross multiply
    204,146.42x = 306,281.93 × 104,376.69
  4. Step 4: Simplify right side
    204,146.42x = 31,968,693,538.33
  5. Step 5: Solve for x
    x = 31,968,693,538.33/204,146.42
  6. Step 6: Final answer
    x = 156,596.89

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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.