Home / 143,049.63-214,574.55-49,555.38

Finding the Fourth Proportional to 143,049.63, 214,574.55 and 49,555.38

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Solution

The fourth proportional to 143,049.63, 214,574.55 and 49,555.38 is: 74,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,049.63 : 214,574.55 = 49,555.38 : x
  2. Step 2: Convert to fraction form
    143,049.63/214,574.55 = 49,555.38/x
  3. Step 3: Cross multiply
    143,049.63x = 214,574.55 × 49,555.38
  4. Step 4: Simplify right side
    143,049.63x = 10,633,323,363.58
  5. Step 5: Solve for x
    x = 10,633,323,363.58/143,049.63
  6. Step 6: Final answer
    x = 74,333.11

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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.