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Finding the Fourth Proportional to 69,603.87, 96,053.66 and 37,772.77

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Solution

The fourth proportional to 69,603.87, 96,053.66 and 37,772.77 is: 52,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,603.87 : 96,053.66 = 37,772.77 : x
  2. Step 2: Convert to fraction form
    69,603.87/96,053.66 = 37,772.77/x
  3. Step 3: Cross multiply
    69,603.87x = 96,053.66 × 37,772.77
  4. Step 4: Simplify right side
    69,603.87x = 3,628,212,806.84
  5. Step 5: Solve for x
    x = 3,628,212,806.84/69,603.87
  6. Step 6: Final answer
    x = 52,126.60

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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.