Home / 307,760.24-461,707.32-97,400

Finding the Fourth Proportional to 307,760.24, 461,707.32 and 97,400

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Solution

The fourth proportional to 307,760.24, 461,707.32 and 97,400 is: 146,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,760.24 : 461,707.32 = 97,400 : x
  2. Step 2: Convert to fraction form
    307,760.24/461,707.32 = 97,400/x
  3. Step 3: Cross multiply
    307,760.24x = 461,707.32 × 97,400
  4. Step 4: Simplify right side
    307,760.24x = 44,970,292,968
  5. Step 5: Solve for x
    x = 44,970,292,968/307,760.24
  6. Step 6: Final answer
    x = 146,121.19

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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.