Home / 307,523.48-461,304.68-130,007.12

Finding the Fourth Proportional to 307,523.48, 461,304.68 and 130,007.12

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Solution

The fourth proportional to 307,523.48, 461,304.68 and 130,007.12 is: 195,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,523.48 : 461,304.68 = 130,007.12 : x
  2. Step 2: Convert to fraction form
    307,523.48/461,304.68 = 130,007.12/x
  3. Step 3: Cross multiply
    307,523.48x = 461,304.68 × 130,007.12
  4. Step 4: Simplify right side
    307,523.48x = 59,972,892,889.32
  5. Step 5: Solve for x
    x = 59,972,892,889.32/307,523.48
  6. Step 6: Final answer
    x = 195,018.91

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1.5x scale

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.