Home / 102,080.23-153,151.43-52,195.37

Finding the Fourth Proportional to 102,080.23, 153,151.43 and 52,195.37

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Solution

The fourth proportional to 102,080.23, 153,151.43 and 52,195.37 is: 78,308.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,080.23 : 153,151.43 = 52,195.37 : x
  2. Step 2: Convert to fraction form
    102,080.23/153,151.43 = 52,195.37/x
  3. Step 3: Cross multiply
    102,080.23x = 153,151.43 × 52,195.37
  4. Step 4: Simplify right side
    102,080.23x = 7,993,794,528.15
  5. Step 5: Solve for x
    x = 7,993,794,528.15/102,080.23
  6. Step 6: Final answer
    x = 78,308.94

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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.