Home / 307,767.48-461,857.40-108,088.60

Finding the Fourth Proportional to 307,767.48, 461,857.40 and 108,088.60

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Solution

The fourth proportional to 307,767.48, 461,857.40 and 108,088.60 is: 162,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,767.48 : 461,857.40 = 108,088.60 : x
  2. Step 2: Convert to fraction form
    307,767.48/461,857.40 = 108,088.60/x
  3. Step 3: Cross multiply
    307,767.48x = 461,857.40 × 108,088.60
  4. Step 4: Simplify right side
    307,767.48x = 49,921,519,765.64
  5. Step 5: Solve for x
    x = 49,921,519,765.64/307,767.48
  6. Step 6: Final answer
    x = 162,205.31

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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.