Home / 286,353.36-395,205.48-173,154.24

Finding the Fourth Proportional to 286,353.36, 395,205.48 and 173,154.24

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Solution

The fourth proportional to 286,353.36, 395,205.48 and 173,154.24 is: 238,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,353.36 : 395,205.48 = 173,154.24 : x
  2. Step 2: Convert to fraction form
    286,353.36/395,205.48 = 173,154.24/x
  3. Step 3: Cross multiply
    286,353.36x = 395,205.48 × 173,154.24
  4. Step 4: Simplify right side
    286,353.36x = 68,431,504,533.24
  5. Step 5: Solve for x
    x = 68,431,504,533.24/286,353.36
  6. Step 6: Final answer
    x = 238,975.73

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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.