Home / 127,133.25-190,626.03-48,204.42

Finding the Fourth Proportional to 127,133.25, 190,626.03 and 48,204.42

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Solution

The fourth proportional to 127,133.25, 190,626.03 and 48,204.42 is: 72,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,133.25 : 190,626.03 = 48,204.42 : x
  2. Step 2: Convert to fraction form
    127,133.25/190,626.03 = 48,204.42/x
  3. Step 3: Cross multiply
    127,133.25x = 190,626.03 × 48,204.42
  4. Step 4: Simplify right side
    127,133.25x = 9,189,017,213.05
  5. Step 5: Solve for x
    x = 9,189,017,213.05/127,133.25
  6. Step 6: Final answer
    x = 72,278.63

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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.