Home / 84,796.64-127,220.46-51,099.22

Finding the Fourth Proportional to 84,796.64, 127,220.46 and 51,099.22

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Solution

The fourth proportional to 84,796.64, 127,220.46 and 51,099.22 is: 76,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,796.64 : 127,220.46 = 51,099.22 : x
  2. Step 2: Convert to fraction form
    84,796.64/127,220.46 = 51,099.22/x
  3. Step 3: Cross multiply
    84,796.64x = 127,220.46 × 51,099.22
  4. Step 4: Simplify right side
    84,796.64x = 6,500,866,274.04
  5. Step 5: Solve for x
    x = 6,500,866,274.04/84,796.64
  6. Step 6: Final answer
    x = 76,664.20

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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.