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Finding the Fourth Proportional to 111,077.80, 166,470.90 and 44,463.40

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Solution

The fourth proportional to 111,077.80, 166,470.90 and 44,463.40 is: 66,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,077.80 : 166,470.90 = 44,463.40 : x
  2. Step 2: Convert to fraction form
    111,077.80/166,470.90 = 44,463.40/x
  3. Step 3: Cross multiply
    111,077.80x = 166,470.90 × 44,463.40
  4. Step 4: Simplify right side
    111,077.80x = 7,401,862,215.06
  5. Step 5: Solve for x
    x = 7,401,862,215.06/111,077.80
  6. Step 6: Final answer
    x = 66,636.74

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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.