Home / 130,872.48-196,273.44-55,955.40

Finding the Fourth Proportional to 130,872.48, 196,273.44 and 55,955.40

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Solution

The fourth proportional to 130,872.48, 196,273.44 and 55,955.40 is: 83,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,872.48 : 196,273.44 = 55,955.40 : x
  2. Step 2: Convert to fraction form
    130,872.48/196,273.44 = 55,955.40/x
  3. Step 3: Cross multiply
    130,872.48x = 196,273.44 × 55,955.40
  4. Step 4: Simplify right side
    130,872.48x = 10,982,558,844.58
  5. Step 5: Solve for x
    x = 10,982,558,844.58/130,872.48
  6. Step 6: Final answer
    x = 83,918.02

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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.