Home / 127,016.32-190,509.84-33,529.36

Finding the Fourth Proportional to 127,016.32, 190,509.84 and 33,529.36

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Solution

The fourth proportional to 127,016.32, 190,509.84 and 33,529.36 is: 50,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,016.32 : 190,509.84 = 33,529.36 : x
  2. Step 2: Convert to fraction form
    127,016.32/190,509.84 = 33,529.36/x
  3. Step 3: Cross multiply
    127,016.32x = 190,509.84 × 33,529.36
  4. Step 4: Simplify right side
    127,016.32x = 6,387,673,008.90
  5. Step 5: Solve for x
    x = 6,387,673,008.90/127,016.32
  6. Step 6: Final answer
    x = 50,290.18

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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.