Home / 110,967.50-166,493.18-66,625.19

Finding the Fourth Proportional to 110,967.50, 166,493.18 and 66,625.19

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Solution

The fourth proportional to 110,967.50, 166,493.18 and 66,625.19 is: 99,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,967.50 : 166,493.18 = 66,625.19 : x
  2. Step 2: Convert to fraction form
    110,967.50/166,493.18 = 66,625.19/x
  3. Step 3: Cross multiply
    110,967.50x = 166,493.18 × 66,625.19
  4. Step 4: Simplify right side
    110,967.50x = 11,092,639,751.20
  5. Step 5: Solve for x
    x = 11,092,639,751.20/110,967.50
  6. Step 6: Final answer
    x = 99,962.96

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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.