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Finding the Fourth Proportional to 69,603.39, 96,052.74 and 37,772.29

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Solution

The fourth proportional to 69,603.39, 96,052.74 and 37,772.29 is: 52,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,603.39 : 96,052.74 = 37,772.29 : x
  2. Step 2: Convert to fraction form
    69,603.39/96,052.74 = 37,772.29/x
  3. Step 3: Cross multiply
    69,603.39x = 96,052.74 × 37,772.29
  4. Step 4: Simplify right side
    69,603.39x = 3,628,131,281.45
  5. Step 5: Solve for x
    x = 3,628,131,281.45/69,603.39
  6. Step 6: Final answer
    x = 52,125.79

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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.