Home / 127,314.56-190,441.44-117,866.72

Finding the Fourth Proportional to 127,314.56, 190,441.44 and 117,866.72

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Solution

The fourth proportional to 127,314.56, 190,441.44 and 117,866.72 is: 176,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,314.56 : 190,441.44 = 117,866.72 : x
  2. Step 2: Convert to fraction form
    127,314.56/190,441.44 = 117,866.72/x
  3. Step 3: Cross multiply
    127,314.56x = 190,441.44 × 117,866.72
  4. Step 4: Simplify right side
    127,314.56x = 22,446,707,884.88
  5. Step 5: Solve for x
    x = 22,446,707,884.88/127,314.56
  6. Step 6: Final answer
    x = 176,309.04

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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.