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Finding the Fourth Proportional to 181,832.52, 272,657.56 and 105,955.64

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Solution

The fourth proportional to 181,832.52, 272,657.56 and 105,955.64 is: 158,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,832.52 : 272,657.56 = 105,955.64 : x
  2. Step 2: Convert to fraction form
    181,832.52/272,657.56 = 105,955.64/x
  3. Step 3: Cross multiply
    181,832.52x = 272,657.56 × 105,955.64
  4. Step 4: Simplify right side
    181,832.52x = 28,889,606,270.64
  5. Step 5: Solve for x
    x = 28,889,606,270.64/181,832.52
  6. Step 6: Final answer
    x = 158,880.31

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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.