Home / 150,118.24-207,153.84-83,050.24

Finding the Fourth Proportional to 150,118.24, 207,153.84 and 83,050.24

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Solution

The fourth proportional to 150,118.24, 207,153.84 and 83,050.24 is: 114,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,118.24 : 207,153.84 = 83,050.24 : x
  2. Step 2: Convert to fraction form
    150,118.24/207,153.84 = 83,050.24/x
  3. Step 3: Cross multiply
    150,118.24x = 207,153.84 × 83,050.24
  4. Step 4: Simplify right side
    150,118.24x = 17,204,176,128.92
  5. Step 5: Solve for x
    x = 17,204,176,128.92/150,118.24
  6. Step 6: Final answer
    x = 114,604.17

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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.