Home / 147,164.04-203,097.78-83,504.52

Finding the Fourth Proportional to 147,164.04, 203,097.78 and 83,504.52

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Solution

The fourth proportional to 147,164.04, 203,097.78 and 83,504.52 is: 115,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,164.04 : 203,097.78 = 83,504.52 : x
  2. Step 2: Convert to fraction form
    147,164.04/203,097.78 = 83,504.52/x
  3. Step 3: Cross multiply
    147,164.04x = 203,097.78 × 83,504.52
  4. Step 4: Simplify right side
    147,164.04x = 16,959,582,631.97
  5. Step 5: Solve for x
    x = 16,959,582,631.97/147,164.04
  6. Step 6: Final answer
    x = 115,242.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.