Home / 168,457.32-252,466.80-68,500.96

Finding the Fourth Proportional to 168,457.32, 252,466.80 and 68,500.96

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Solution

The fourth proportional to 168,457.32, 252,466.80 and 68,500.96 is: 102,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,457.32 : 252,466.80 = 68,500.96 : x
  2. Step 2: Convert to fraction form
    168,457.32/252,466.80 = 68,500.96/x
  3. Step 3: Cross multiply
    168,457.32x = 252,466.80 × 68,500.96
  4. Step 4: Simplify right side
    168,457.32x = 17,294,218,168.13
  5. Step 5: Solve for x
    x = 17,294,218,168.13/168,457.32
  6. Step 6: Final answer
    x = 102,662.31

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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.