Home / 100,116.81-150,170.49-29,037.29

Finding the Fourth Proportional to 100,116.81, 150,170.49 and 29,037.29

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Solution

The fourth proportional to 100,116.81, 150,170.49 and 29,037.29 is: 43,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,116.81 : 150,170.49 = 29,037.29 : x
  2. Step 2: Convert to fraction form
    100,116.81/150,170.49 = 29,037.29/x
  3. Step 3: Cross multiply
    100,116.81x = 150,170.49 × 29,037.29
  4. Step 4: Simplify right side
    100,116.81x = 4,360,543,316.72
  5. Step 5: Solve for x
    x = 4,360,543,316.72/100,116.81
  6. Step 6: Final answer
    x = 43,554.56

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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.