Home / 66,297.64-91,453.86-50,356.84

Finding the Fourth Proportional to 66,297.64, 91,453.86 and 50,356.84

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Solution

The fourth proportional to 66,297.64, 91,453.86 and 50,356.84 is: 69,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,297.64 : 91,453.86 = 50,356.84 : x
  2. Step 2: Convert to fraction form
    66,297.64/91,453.86 = 50,356.84/x
  3. Step 3: Cross multiply
    66,297.64x = 91,453.86 × 50,356.84
  4. Step 4: Simplify right side
    66,297.64x = 4,605,327,395.40
  5. Step 5: Solve for x
    x = 4,605,327,395.40/66,297.64
  6. Step 6: Final answer
    x = 69,464.42

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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.