Home / 146,119.98-219,162.81-40,947.42

Finding the Fourth Proportional to 146,119.98, 219,162.81 and 40,947.42

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Solution

The fourth proportional to 146,119.98, 219,162.81 and 40,947.42 is: 61,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,119.98 : 219,162.81 = 40,947.42 : x
  2. Step 2: Convert to fraction form
    146,119.98/219,162.81 = 40,947.42/x
  3. Step 3: Cross multiply
    146,119.98x = 219,162.81 × 40,947.42
  4. Step 4: Simplify right side
    146,119.98x = 8,974,151,629.45
  5. Step 5: Solve for x
    x = 8,974,151,629.45/146,119.98
  6. Step 6: Final answer
    x = 61,416.32

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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.