Home / 131,339.58-181,230.39-73,969.26

Finding the Fourth Proportional to 131,339.58, 181,230.39 and 73,969.26

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Solution

The fourth proportional to 131,339.58, 181,230.39 and 73,969.26 is: 102,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,339.58 : 181,230.39 = 73,969.26 : x
  2. Step 2: Convert to fraction form
    131,339.58/181,230.39 = 73,969.26/x
  3. Step 3: Cross multiply
    131,339.58x = 181,230.39 × 73,969.26
  4. Step 4: Simplify right side
    131,339.58x = 13,405,477,837.81
  5. Step 5: Solve for x
    x = 13,405,477,837.81/131,339.58
  6. Step 6: Final answer
    x = 102,067.31

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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.