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Finding the Fourth Proportional to 181,653.17, 250,652.48 and 101,080.44

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Solution

The fourth proportional to 181,653.17, 250,652.48 and 101,080.44 is: 139,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,653.17 : 250,652.48 = 101,080.44 : x
  2. Step 2: Convert to fraction form
    181,653.17/250,652.48 = 101,080.44/x
  3. Step 3: Cross multiply
    181,653.17x = 250,652.48 × 101,080.44
  4. Step 4: Simplify right side
    181,653.17x = 25,336,062,460.09
  5. Step 5: Solve for x
    x = 25,336,062,460.09/181,653.17
  6. Step 6: Final answer
    x = 139,474.93

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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.