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Finding the Fourth Proportional to 161,651.99, 223,079.62 and 93,708.32

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Solution

The fourth proportional to 161,651.99, 223,079.62 and 93,708.32 is: 129,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,651.99 : 223,079.62 = 93,708.32 : x
  2. Step 2: Convert to fraction form
    161,651.99/223,079.62 = 93,708.32/x
  3. Step 3: Cross multiply
    161,651.99x = 223,079.62 × 93,708.32
  4. Step 4: Simplify right side
    161,651.99x = 20,904,415,869.88
  5. Step 5: Solve for x
    x = 20,904,415,869.88/161,651.99
  6. Step 6: Final answer
    x = 129,317.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.