Home / 66,529.69-91,826.39-43,872.77

Finding the Fourth Proportional to 66,529.69, 91,826.39 and 43,872.77

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Solution

The fourth proportional to 66,529.69, 91,826.39 and 43,872.77 is: 60,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529.69 : 91,826.39 = 43,872.77 : x
  2. Step 2: Convert to fraction form
    66,529.69/91,826.39 = 43,872.77/x
  3. Step 3: Cross multiply
    66,529.69x = 91,826.39 × 43,872.77
  4. Step 4: Simplify right side
    66,529.69x = 4,028,678,427.65
  5. Step 5: Solve for x
    x = 4,028,678,427.65/66,529.69
  6. Step 6: Final answer
    x = 60,554.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.