Home / 45,807.98-63,218.70-25,669.35

Finding the Fourth Proportional to 45,807.98, 63,218.70 and 25,669.35

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Solution

The fourth proportional to 45,807.98, 63,218.70 and 25,669.35 is: 35,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,807.98 : 63,218.70 = 25,669.35 : x
  2. Step 2: Convert to fraction form
    45,807.98/63,218.70 = 25,669.35/x
  3. Step 3: Cross multiply
    45,807.98x = 63,218.70 × 25,669.35
  4. Step 4: Simplify right side
    45,807.98x = 1,622,782,936.85
  5. Step 5: Solve for x
    x = 1,622,782,936.85/45,807.98
  6. Step 6: Final answer
    x = 35,425.77

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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.