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Finding the Fourth Proportional to 111,366.80, 167,066.40 and 36,468.80

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Solution

The fourth proportional to 111,366.80, 167,066.40 and 36,468.80 is: 54,708.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,366.80 : 167,066.40 = 36,468.80 : x
  2. Step 2: Convert to fraction form
    111,366.80/167,066.40 = 36,468.80/x
  3. Step 3: Cross multiply
    111,366.80x = 167,066.40 × 36,468.80
  4. Step 4: Simplify right side
    111,366.80x = 6,092,711,128.32
  5. Step 5: Solve for x
    x = 6,092,711,128.32/111,366.80
  6. Step 6: Final answer
    x = 54,708.50

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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.