Home / 42,554.52-63,804.36-20,367.36

Finding the Fourth Proportional to 42,554.52, 63,804.36 and 20,367.36

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Solution

The fourth proportional to 42,554.52, 63,804.36 and 20,367.36 is: 30,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,554.52 : 63,804.36 = 20,367.36 : x
  2. Step 2: Convert to fraction form
    42,554.52/63,804.36 = 20,367.36/x
  3. Step 3: Cross multiply
    42,554.52x = 63,804.36 × 20,367.36
  4. Step 4: Simplify right side
    42,554.52x = 1,299,526,369.69
  5. Step 5: Solve for x
    x = 1,299,526,369.69/42,554.52
  6. Step 6: Final answer
    x = 30,537.92

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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.