Home / 127,333.20-190,999.80-44,227.20

Finding the Fourth Proportional to 127,333.20, 190,999.80 and 44,227.20

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Solution

The fourth proportional to 127,333.20, 190,999.80 and 44,227.20 is: 66,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,333.20 : 190,999.80 = 44,227.20 : x
  2. Step 2: Convert to fraction form
    127,333.20/190,999.80 = 44,227.20/x
  3. Step 3: Cross multiply
    127,333.20x = 190,999.80 × 44,227.20
  4. Step 4: Simplify right side
    127,333.20x = 8,447,386,354.56
  5. Step 5: Solve for x
    x = 8,447,386,354.56/127,333.20
  6. Step 6: Final answer
    x = 66,340.80

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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.