Home / 127,236.10-190,563.39-60,722.94

Finding the Fourth Proportional to 127,236.10, 190,563.39 and 60,722.94

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Solution

The fourth proportional to 127,236.10, 190,563.39 and 60,722.94 is: 90,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,236.10 : 190,563.39 = 60,722.94 : x
  2. Step 2: Convert to fraction form
    127,236.10/190,563.39 = 60,722.94/x
  3. Step 3: Cross multiply
    127,236.10x = 190,563.39 × 60,722.94
  4. Step 4: Simplify right side
    127,236.10x = 11,571,569,297.17
  5. Step 5: Solve for x
    x = 11,571,569,297.17/127,236.10
  6. Step 6: Final answer
    x = 90,945.65

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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.