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Finding the Fourth Proportional to 111,549.80, 167,345.42 and 36,674.12

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Solution

The fourth proportional to 111,549.80, 167,345.42 and 36,674.12 is: 55,017.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,549.80 : 167,345.42 = 36,674.12 : x
  2. Step 2: Convert to fraction form
    111,549.80/167,345.42 = 36,674.12/x
  3. Step 3: Cross multiply
    111,549.80x = 167,345.42 × 36,674.12
  4. Step 4: Simplify right side
    111,549.80x = 6,137,246,014.53
  5. Step 5: Solve for x
    x = 6,137,246,014.53/111,549.80
  6. Step 6: Final answer
    x = 55,017.99

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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.