Home / 45,918.12-63,370.12-25,776.48

Finding the Fourth Proportional to 45,918.12, 63,370.12 and 25,776.48

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Solution

The fourth proportional to 45,918.12, 63,370.12 and 25,776.48 is: 35,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,918.12 : 63,370.12 = 25,776.48 : x
  2. Step 2: Convert to fraction form
    45,918.12/63,370.12 = 25,776.48/x
  3. Step 3: Cross multiply
    45,918.12x = 63,370.12 × 25,776.48
  4. Step 4: Simplify right side
    45,918.12x = 1,633,458,630.78
  5. Step 5: Solve for x
    x = 1,633,458,630.78/45,918.12
  6. Step 6: Final answer
    x = 35,573.29

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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.