Home / 127,441.05-190,854.18-100,694.04

Finding the Fourth Proportional to 127,441.05, 190,854.18 and 100,694.04

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Solution

The fourth proportional to 127,441.05, 190,854.18 and 100,694.04 is: 150,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,441.05 : 190,854.18 = 100,694.04 : x
  2. Step 2: Convert to fraction form
    127,441.05/190,854.18 = 100,694.04/x
  3. Step 3: Cross multiply
    127,441.05x = 190,854.18 × 100,694.04
  4. Step 4: Simplify right side
    127,441.05x = 19,217,878,435.09
  5. Step 5: Solve for x
    x = 19,217,878,435.09/127,441.05
  6. Step 6: Final answer
    x = 150,798.18

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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.