Home / 111,121.36-166,682.04-48,792.40

Finding the Fourth Proportional to 111,121.36, 166,682.04 and 48,792.40

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Solution

The fourth proportional to 111,121.36, 166,682.04 and 48,792.40 is: 73,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,121.36 : 166,682.04 = 48,792.40 : x
  2. Step 2: Convert to fraction form
    111,121.36/166,682.04 = 48,792.40/x
  3. Step 3: Cross multiply
    111,121.36x = 166,682.04 × 48,792.40
  4. Step 4: Simplify right side
    111,121.36x = 8,132,816,768.50
  5. Step 5: Solve for x
    x = 8,132,816,768.50/111,121.36
  6. Step 6: Final answer
    x = 73,188.60

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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.