Home / 39,072.42-53,928.30-25,477.44

Finding the Fourth Proportional to 39,072.42, 53,928.30 and 25,477.44

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Solution

The fourth proportional to 39,072.42, 53,928.30 and 25,477.44 is: 35,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072.42 : 53,928.30 = 25,477.44 : x
  2. Step 2: Convert to fraction form
    39,072.42/53,928.30 = 25,477.44/x
  3. Step 3: Cross multiply
    39,072.42x = 53,928.30 × 25,477.44
  4. Step 4: Simplify right side
    39,072.42x = 1,373,955,027.55
  5. Step 5: Solve for x
    x = 1,373,955,027.55/39,072.42
  6. Step 6: Final answer
    x = 35,164.32

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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.