Home / 66,954.60-92,403.19-36,745.75

Finding the Fourth Proportional to 66,954.60, 92,403.19 and 36,745.75

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Solution

The fourth proportional to 66,954.60, 92,403.19 and 36,745.75 is: 50,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954.60 : 92,403.19 = 36,745.75 : x
  2. Step 2: Convert to fraction form
    66,954.60/92,403.19 = 36,745.75/x
  3. Step 3: Cross multiply
    66,954.60x = 92,403.19 × 36,745.75
  4. Step 4: Simplify right side
    66,954.60x = 3,395,424,518.94
  5. Step 5: Solve for x
    x = 3,395,424,518.94/66,954.60
  6. Step 6: Final answer
    x = 50,712.34

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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.