Home / 190,962.97-286,102.73-127,591.20

Finding the Fourth Proportional to 190,962.97, 286,102.73 and 127,591.20

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Solution

The fourth proportional to 190,962.97, 286,102.73 and 127,591.20 is: 191,158.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,962.97 : 286,102.73 = 127,591.20 : x
  2. Step 2: Convert to fraction form
    190,962.97/286,102.73 = 127,591.20/x
  3. Step 3: Cross multiply
    190,962.97x = 286,102.73 × 127,591.20
  4. Step 4: Simplify right side
    190,962.97x = 36,504,190,962.95
  5. Step 5: Solve for x
    x = 36,504,190,962.95/190,962.97
  6. Step 6: Final answer
    x = 191,158.48

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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.