Home / 150,326.93-207,448.89-82,343.36

Finding the Fourth Proportional to 150,326.93, 207,448.89 and 82,343.36

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Solution

The fourth proportional to 150,326.93, 207,448.89 and 82,343.36 is: 113,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,326.93 : 207,448.89 = 82,343.36 : x
  2. Step 2: Convert to fraction form
    150,326.93/207,448.89 = 82,343.36/x
  3. Step 3: Cross multiply
    150,326.93x = 207,448.89 × 82,343.36
  4. Step 4: Simplify right side
    150,326.93x = 17,082,038,630.87
  5. Step 5: Solve for x
    x = 17,082,038,630.87/150,326.93
  6. Step 6: Final answer
    x = 113,632.59

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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.