Home / 45,768.75-63,162.05-25,629.89

Finding the Fourth Proportional to 45,768.75, 63,162.05 and 25,629.89

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Solution

The fourth proportional to 45,768.75, 63,162.05 and 25,629.89 is: 35,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,768.75 : 63,162.05 = 25,629.89 : x
  2. Step 2: Convert to fraction form
    45,768.75/63,162.05 = 25,629.89/x
  3. Step 3: Cross multiply
    45,768.75x = 63,162.05 × 25,629.89
  4. Step 4: Simplify right side
    45,768.75x = 1,618,835,949.71
  5. Step 5: Solve for x
    x = 1,618,835,949.71/45,768.75
  6. Step 6: Final answer
    x = 35,369.90

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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.