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Finding the Fourth Proportional to 167,847.81, 251,809.64 and 55,527.76

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Solution

The fourth proportional to 167,847.81, 251,809.64 and 55,527.76 is: 83,304.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,847.81 : 251,809.64 = 55,527.76 : x
  2. Step 2: Convert to fraction form
    167,847.81/251,809.64 = 55,527.76/x
  3. Step 3: Cross multiply
    167,847.81x = 251,809.64 × 55,527.76
  4. Step 4: Simplify right side
    167,847.81x = 13,982,425,165.01
  5. Step 5: Solve for x
    x = 13,982,425,165.01/167,847.81
  6. Step 6: Final answer
    x = 83,304.19

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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.