Home / 303,968.67-455,962.29-104,286.25

Finding the Fourth Proportional to 303,968.67, 455,962.29 and 104,286.25

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Solution

The fourth proportional to 303,968.67, 455,962.29 and 104,286.25 is: 156,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,968.67 : 455,962.29 = 104,286.25 : x
  2. Step 2: Convert to fraction form
    303,968.67/455,962.29 = 104,286.25/x
  3. Step 3: Cross multiply
    303,968.67x = 455,962.29 × 104,286.25
  4. Step 4: Simplify right side
    303,968.67x = 47,550,597,365.51
  5. Step 5: Solve for x
    x = 47,550,597,365.51/303,968.67
  6. Step 6: Final answer
    x = 156,432.56

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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.