Home / 88,777.58-122,512.25-48,491.33

Finding the Fourth Proportional to 88,777.58, 122,512.25 and 48,491.33

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Solution

The fourth proportional to 88,777.58, 122,512.25 and 48,491.33 is: 66,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,777.58 : 122,512.25 = 48,491.33 : x
  2. Step 2: Convert to fraction form
    88,777.58/122,512.25 = 48,491.33/x
  3. Step 3: Cross multiply
    88,777.58x = 122,512.25 × 48,491.33
  4. Step 4: Simplify right side
    88,777.58x = 5,940,782,128.84
  5. Step 5: Solve for x
    x = 5,940,782,128.84/88,777.58
  6. Step 6: Final answer
    x = 66,917.60

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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.