Home / 49,488.48-74,245.52-19,907.36

Finding the Fourth Proportional to 49,488.48, 74,245.52 and 19,907.36

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Solution

The fourth proportional to 49,488.48, 74,245.52 and 19,907.36 is: 29,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,488.48 : 74,245.52 = 19,907.36 : x
  2. Step 2: Convert to fraction form
    49,488.48/74,245.52 = 19,907.36/x
  3. Step 3: Cross multiply
    49,488.48x = 74,245.52 × 19,907.36
  4. Step 4: Simplify right side
    49,488.48x = 1,478,032,295.03
  5. Step 5: Solve for x
    x = 1,478,032,295.03/49,488.48
  6. Step 6: Final answer
    x = 29,866.19

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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.