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Finding the Fourth Proportional to 114,745.06, 158,373.88 and 63,775.65

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Solution

The fourth proportional to 114,745.06, 158,373.88 and 63,775.65 is: 88,024.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,745.06 : 158,373.88 = 63,775.65 : x
  2. Step 2: Convert to fraction form
    114,745.06/158,373.88 = 63,775.65/x
  3. Step 3: Cross multiply
    114,745.06x = 158,373.88 × 63,775.65
  4. Step 4: Simplify right side
    114,745.06x = 10,100,397,933.22
  5. Step 5: Solve for x
    x = 10,100,397,933.22/114,745.06
  6. Step 6: Final answer
    x = 88,024.69

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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.