Home / 127,191.28-190,786.92-44,085.28

Finding the Fourth Proportional to 127,191.28, 190,786.92 and 44,085.28

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Solution

The fourth proportional to 127,191.28, 190,786.92 and 44,085.28 is: 66,127.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,191.28 : 190,786.92 = 44,085.28 : x
  2. Step 2: Convert to fraction form
    127,191.28/190,786.92 = 44,085.28/x
  3. Step 3: Cross multiply
    127,191.28x = 190,786.92 × 44,085.28
  4. Step 4: Simplify right side
    127,191.28x = 8,410,894,788.54
  5. Step 5: Solve for x
    x = 8,410,894,788.54/127,191.28
  6. Step 6: Final answer
    x = 66,127.92

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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.