Home / 69,075.72-95,317.29-38,858.47

Finding the Fourth Proportional to 69,075.72, 95,317.29 and 38,858.47

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Solution

The fourth proportional to 69,075.72, 95,317.29 and 38,858.47 is: 53,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,075.72 : 95,317.29 = 38,858.47 : x
  2. Step 2: Convert to fraction form
    69,075.72/95,317.29 = 38,858.47/x
  3. Step 3: Cross multiply
    69,075.72x = 95,317.29 × 38,858.47
  4. Step 4: Simplify right side
    69,075.72x = 3,703,883,815.65
  5. Step 5: Solve for x
    x = 3,703,883,815.65/69,075.72
  6. Step 6: Final answer
    x = 53,620.63

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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.