Home / 150,619.80-207,857.45-82,635.54

Finding the Fourth Proportional to 150,619.80, 207,857.45 and 82,635.54

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Solution

The fourth proportional to 150,619.80, 207,857.45 and 82,635.54 is: 114,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,619.80 : 207,857.45 = 82,635.54 : x
  2. Step 2: Convert to fraction form
    150,619.80/207,857.45 = 82,635.54/x
  3. Step 3: Cross multiply
    150,619.80x = 207,857.45 × 82,635.54
  4. Step 4: Simplify right side
    150,619.80x = 17,176,412,623.77
  5. Step 5: Solve for x
    x = 17,176,412,623.77/150,619.80
  6. Step 6: Final answer
    x = 114,038.21

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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.