Home / 177,515.80-266,273.70-111,160.60

Finding the Fourth Proportional to 177,515.80, 266,273.70 and 111,160.60

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Solution

The fourth proportional to 177,515.80, 266,273.70 and 111,160.60 is: 166,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,515.80 : 266,273.70 = 111,160.60 : x
  2. Step 2: Convert to fraction form
    177,515.80/266,273.70 = 111,160.60/x
  3. Step 3: Cross multiply
    177,515.80x = 266,273.70 × 111,160.60
  4. Step 4: Simplify right side
    177,515.80x = 29,599,144,256.22
  5. Step 5: Solve for x
    x = 29,599,144,256.22/177,515.80
  6. Step 6: Final answer
    x = 166,740.90

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1.5x scale

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.