Home / 147,424.56-221,136.78-36,616.56

Finding the Fourth Proportional to 147,424.56, 221,136.78 and 36,616.56

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Solution

The fourth proportional to 147,424.56, 221,136.78 and 36,616.56 is: 54,924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,424.56 : 221,136.78 = 36,616.56 : x
  2. Step 2: Convert to fraction form
    147,424.56/221,136.78 = 36,616.56/x
  3. Step 3: Cross multiply
    147,424.56x = 221,136.78 × 36,616.56
  4. Step 4: Simplify right side
    147,424.56x = 8,097,268,173.08
  5. Step 5: Solve for x
    x = 8,097,268,173.08/147,424.56
  6. Step 6: Final answer
    x = 54,924.83

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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.