Home / 52,359.36-72,249.60-29,696.64

Finding the Fourth Proportional to 52,359.36, 72,249.60 and 29,696.64

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Solution

The fourth proportional to 52,359.36, 72,249.60 and 29,696.64 is: 40,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,359.36 : 72,249.60 = 29,696.64 : x
  2. Step 2: Convert to fraction form
    52,359.36/72,249.60 = 29,696.64/x
  3. Step 3: Cross multiply
    52,359.36x = 72,249.60 × 29,696.64
  4. Step 4: Simplify right side
    52,359.36x = 2,145,570,361.34
  5. Step 5: Solve for x
    x = 2,145,570,361.34/52,359.36
  6. Step 6: Final answer
    x = 40,977.78

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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.