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Finding the Fourth Proportional to 161,570.80, 241,837.80 and 114,914.80

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Solution

The fourth proportional to 161,570.80, 241,837.80 and 114,914.80 is: 172,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,570.80 : 241,837.80 = 114,914.80 : x
  2. Step 2: Convert to fraction form
    161,570.80/241,837.80 = 114,914.80/x
  3. Step 3: Cross multiply
    161,570.80x = 241,837.80 × 114,914.80
  4. Step 4: Simplify right side
    161,570.80x = 27,790,742,419.44
  5. Step 5: Solve for x
    x = 27,790,742,419.44/161,570.80
  6. Step 6: Final answer
    x = 172,003.50

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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.