Home / 226,588.04-312,656.46-131,103.64

Finding the Fourth Proportional to 226,588.04, 312,656.46 and 131,103.64

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Solution

The fourth proportional to 226,588.04, 312,656.46 and 131,103.64 is: 180,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,588.04 : 312,656.46 = 131,103.64 : x
  2. Step 2: Convert to fraction form
    226,588.04/312,656.46 = 131,103.64/x
  3. Step 3: Cross multiply
    226,588.04x = 312,656.46 × 131,103.64
  4. Step 4: Simplify right side
    226,588.04x = 40,990,399,975.51
  5. Step 5: Solve for x
    x = 40,990,399,975.51/226,588.04
  6. Step 6: Final answer
    x = 180,902.75

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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.