Home / 115,243.56-172,879.92-36,346.32

Finding the Fourth Proportional to 115,243.56, 172,879.92 and 36,346.32

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Solution

The fourth proportional to 115,243.56, 172,879.92 and 36,346.32 is: 54,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,243.56 : 172,879.92 = 36,346.32 : x
  2. Step 2: Convert to fraction form
    115,243.56/172,879.92 = 36,346.32/x
  3. Step 3: Cross multiply
    115,243.56x = 172,879.92 × 36,346.32
  4. Step 4: Simplify right side
    115,243.56x = 6,283,548,893.89
  5. Step 5: Solve for x
    x = 6,283,548,893.89/115,243.56
  6. Step 6: Final answer
    x = 54,524.08

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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.