Home / 127,216.28-190,802.82-33,731.48

Finding the Fourth Proportional to 127,216.28, 190,802.82 and 33,731.48

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Solution

The fourth proportional to 127,216.28, 190,802.82 and 33,731.48 is: 50,591.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,216.28 : 190,802.82 = 33,731.48 : x
  2. Step 2: Convert to fraction form
    127,216.28/190,802.82 = 33,731.48/x
  3. Step 3: Cross multiply
    127,216.28x = 190,802.82 × 33,731.48
  4. Step 4: Simplify right side
    127,216.28x = 6,436,061,506.77
  5. Step 5: Solve for x
    x = 6,436,061,506.77/127,216.28
  6. Step 6: Final answer
    x = 50,591.49

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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.