Home / 100,011.06-150,049.44-40,896.45

Finding the Fourth Proportional to 100,011.06, 150,049.44 and 40,896.45

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Solution

The fourth proportional to 100,011.06, 150,049.44 and 40,896.45 is: 61,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,011.06 : 150,049.44 = 40,896.45 : x
  2. Step 2: Convert to fraction form
    100,011.06/150,049.44 = 40,896.45/x
  3. Step 3: Cross multiply
    100,011.06x = 150,049.44 × 40,896.45
  4. Step 4: Simplify right side
    100,011.06x = 6,136,489,420.49
  5. Step 5: Solve for x
    x = 6,136,489,420.49/100,011.06
  6. Step 6: Final answer
    x = 61,358.11

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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.