Home / 252,010.24-378,015.36-172,884.64

Finding the Fourth Proportional to 252,010.24, 378,015.36 and 172,884.64

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Solution

The fourth proportional to 252,010.24, 378,015.36 and 172,884.64 is: 259,326.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,010.24 : 378,015.36 = 172,884.64 : x
  2. Step 2: Convert to fraction form
    252,010.24/378,015.36 = 172,884.64/x
  3. Step 3: Cross multiply
    252,010.24x = 378,015.36 × 172,884.64
  4. Step 4: Simplify right side
    252,010.24x = 65,353,049,428.07
  5. Step 5: Solve for x
    x = 65,353,049,428.07/252,010.24
  6. Step 6: Final answer
    x = 259,326.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.