Home / 111,144.80-166,544.40-93,519.20

Finding the Fourth Proportional to 111,144.80, 166,544.40 and 93,519.20

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Solution

The fourth proportional to 111,144.80, 166,544.40 and 93,519.20 is: 140,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,144.80 : 166,544.40 = 93,519.20 : x
  2. Step 2: Convert to fraction form
    111,144.80/166,544.40 = 93,519.20/x
  3. Step 3: Cross multiply
    111,144.80x = 166,544.40 × 93,519.20
  4. Step 4: Simplify right side
    111,144.80x = 15,575,099,052.48
  5. Step 5: Solve for x
    x = 15,575,099,052.48/111,144.80
  6. Step 6: Final answer
    x = 140,133.40

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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.