Home / 307,844.10-461,814.75-130,352.22

Finding the Fourth Proportional to 307,844.10, 461,814.75 and 130,352.22

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Solution

The fourth proportional to 307,844.10, 461,814.75 and 130,352.22 is: 195,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,844.10 : 461,814.75 = 130,352.22 : x
  2. Step 2: Convert to fraction form
    307,844.10/461,814.75 = 130,352.22/x
  3. Step 3: Cross multiply
    307,844.10x = 461,814.75 × 130,352.22
  4. Step 4: Simplify right side
    307,844.10x = 60,198,577,891.25
  5. Step 5: Solve for x
    x = 60,198,577,891.25/307,844.10
  6. Step 6: Final answer
    x = 195,548.91

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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.