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Finding the Fourth Proportional to 111,602.40, 167,533.20 and 110,824.80

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Solution

The fourth proportional to 111,602.40, 167,533.20 and 110,824.80 is: 166,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,602.40 : 167,533.20 = 110,824.80 : x
  2. Step 2: Convert to fraction form
    111,602.40/167,533.20 = 110,824.80/x
  3. Step 3: Cross multiply
    111,602.40x = 167,533.20 × 110,824.80
  4. Step 4: Simplify right side
    111,602.40x = 18,566,833,383.36
  5. Step 5: Solve for x
    x = 18,566,833,383.36/111,602.40
  6. Step 6: Final answer
    x = 166,365.90

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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.