Home / 111,197.14-166,778.02-36,316.65

Finding the Fourth Proportional to 111,197.14, 166,778.02 and 36,316.65

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Solution

The fourth proportional to 111,197.14, 166,778.02 and 36,316.65 is: 54,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,197.14 : 166,778.02 = 36,316.65 : x
  2. Step 2: Convert to fraction form
    111,197.14/166,778.02 = 36,316.65/x
  3. Step 3: Cross multiply
    111,197.14x = 166,778.02 × 36,316.65
  4. Step 4: Simplify right side
    111,197.14x = 6,056,818,980.03
  5. Step 5: Solve for x
    x = 6,056,818,980.03/111,197.14
  6. Step 6: Final answer
    x = 54,469.20

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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.