Home / 150,844.45-208,166.70-82,862.80

Finding the Fourth Proportional to 150,844.45, 208,166.70 and 82,862.80

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Solution

The fourth proportional to 150,844.45, 208,166.70 and 82,862.80 is: 114,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,844.45 : 208,166.70 = 82,862.80 : x
  2. Step 2: Convert to fraction form
    150,844.45/208,166.70 = 82,862.80/x
  3. Step 3: Cross multiply
    150,844.45x = 208,166.70 × 82,862.80
  4. Step 4: Simplify right side
    150,844.45x = 17,249,275,628.76
  5. Step 5: Solve for x
    x = 17,249,275,628.76/150,844.45
  6. Step 6: Final answer
    x = 114,351.41

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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.