Home / 150,443.87-225,680.81-55,699.38

Finding the Fourth Proportional to 150,443.87, 225,680.81 and 55,699.38

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Solution

The fourth proportional to 150,443.87, 225,680.81 and 55,699.38 is: 83,554.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,443.87 : 225,680.81 = 55,699.38 : x
  2. Step 2: Convert to fraction form
    150,443.87/225,680.81 = 55,699.38/x
  3. Step 3: Cross multiply
    150,443.87x = 225,680.81 × 55,699.38
  4. Step 4: Simplify right side
    150,443.87x = 12,570,280,916.40
  5. Step 5: Solve for x
    x = 12,570,280,916.40/150,443.87
  6. Step 6: Final answer
    x = 83,554.63

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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.