Home / 166,080.26-248,999.69-66,210.50

Finding the Fourth Proportional to 166,080.26, 248,999.69 and 66,210.50

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Solution

The fourth proportional to 166,080.26, 248,999.69 and 66,210.50 is: 99,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,080.26 : 248,999.69 = 66,210.50 : x
  2. Step 2: Convert to fraction form
    166,080.26/248,999.69 = 66,210.50/x
  3. Step 3: Cross multiply
    166,080.26x = 248,999.69 × 66,210.50
  4. Step 4: Simplify right side
    166,080.26x = 16,486,392,398.69
  5. Step 5: Solve for x
    x = 16,486,392,398.69/166,080.26
  6. Step 6: Final answer
    x = 99,267.62

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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.