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Finding the Fourth Proportional to 111,303.40, 166,955.06 and 27,063

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Solution

The fourth proportional to 111,303.40, 166,955.06 and 27,063 is: 40,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,303.40 : 166,955.06 = 27,063 : x
  2. Step 2: Convert to fraction form
    111,303.40/166,955.06 = 27,063/x
  3. Step 3: Cross multiply
    111,303.40x = 166,955.06 × 27,063
  4. Step 4: Simplify right side
    111,303.40x = 4,518,304,788.78
  5. Step 5: Solve for x
    x = 4,518,304,788.78/111,303.40
  6. Step 6: Final answer
    x = 40,594.49

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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.