Home / 147,694.14-203,815.26-84,030.60

Finding the Fourth Proportional to 147,694.14, 203,815.26 and 84,030.60

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Solution

The fourth proportional to 147,694.14, 203,815.26 and 84,030.60 is: 115,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,694.14 : 203,815.26 = 84,030.60 : x
  2. Step 2: Convert to fraction form
    147,694.14/203,815.26 = 84,030.60/x
  3. Step 3: Cross multiply
    147,694.14x = 203,815.26 × 84,030.60
  4. Step 4: Simplify right side
    147,694.14x = 17,126,718,586.96
  5. Step 5: Solve for x
    x = 17,126,718,586.96/147,694.14
  6. Step 6: Final answer
    x = 115,960.72

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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.