Home / 151,430.78-227,137.98-46,241.56

Finding the Fourth Proportional to 151,430.78, 227,137.98 and 46,241.56

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Solution

The fourth proportional to 151,430.78, 227,137.98 and 46,241.56 is: 69,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,430.78 : 227,137.98 = 46,241.56 : x
  2. Step 2: Convert to fraction form
    151,430.78/227,137.98 = 46,241.56/x
  3. Step 3: Cross multiply
    151,430.78x = 227,137.98 × 46,241.56
  4. Step 4: Simplify right side
    151,430.78x = 10,503,214,530.45
  5. Step 5: Solve for x
    x = 10,503,214,530.45/151,430.78
  6. Step 6: Final answer
    x = 69,359.84

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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.