Home / 111,109.04-166,680.86-36,211.80

Finding the Fourth Proportional to 111,109.04, 166,680.86 and 36,211.80

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Solution

The fourth proportional to 111,109.04, 166,680.86 and 36,211.80 is: 54,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,109.04 : 166,680.86 = 36,211.80 : x
  2. Step 2: Convert to fraction form
    111,109.04/166,680.86 = 36,211.80/x
  3. Step 3: Cross multiply
    111,109.04x = 166,680.86 × 36,211.80
  4. Step 4: Simplify right side
    111,109.04x = 6,035,813,785.09
  5. Step 5: Solve for x
    x = 6,035,813,785.09/111,109.04
  6. Step 6: Final answer
    x = 54,323.34

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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.