Home / 111,150.02-166,674.60-47,940.27

Finding the Fourth Proportional to 111,150.02, 166,674.60 and 47,940.27

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Solution

The fourth proportional to 111,150.02, 166,674.60 and 47,940.27 is: 71,888.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,150.02 : 166,674.60 = 47,940.27 : x
  2. Step 2: Convert to fraction form
    111,150.02/166,674.60 = 47,940.27/x
  3. Step 3: Cross multiply
    111,150.02x = 166,674.60 × 47,940.27
  4. Step 4: Simplify right side
    111,150.02x = 7,990,425,326.14
  5. Step 5: Solve for x
    x = 7,990,425,326.14/111,150.02
  6. Step 6: Final answer
    x = 71,888.66

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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.