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Finding the Fourth Proportional to 69,745.58, 96,249.93 and 37,914.50

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Solution

The fourth proportional to 69,745.58, 96,249.93 and 37,914.50 is: 52,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,745.58 : 96,249.93 = 37,914.50 : x
  2. Step 2: Convert to fraction form
    69,745.58/96,249.93 = 37,914.50/x
  3. Step 3: Cross multiply
    69,745.58x = 96,249.93 × 37,914.50
  4. Step 4: Simplify right side
    69,745.58x = 3,649,267,970.99
  5. Step 5: Solve for x
    x = 3,649,267,970.99/69,745.58
  6. Step 6: Final answer
    x = 52,322.57

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1.5x scale

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.