Home / 312,084.36-430,676.22-168,844.44

Finding the Fourth Proportional to 312,084.36, 430,676.22 and 168,844.44

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Solution

The fourth proportional to 312,084.36, 430,676.22 and 168,844.44 is: 233,005.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,084.36 : 430,676.22 = 168,844.44 : x
  2. Step 2: Convert to fraction form
    312,084.36/430,676.22 = 168,844.44/x
  3. Step 3: Cross multiply
    312,084.36x = 430,676.22 × 168,844.44
  4. Step 4: Simplify right side
    312,084.36x = 72,717,285,187.22
  5. Step 5: Solve for x
    x = 72,717,285,187.22/312,084.36
  6. Step 6: Final answer
    x = 233,005.22

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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.