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Finding the Fourth Proportional to 167,683.85, 251,498.43 and 49,327.51

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Solution

The fourth proportional to 167,683.85, 251,498.43 and 49,327.51 is: 73,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,683.85 : 251,498.43 = 49,327.51 : x
  2. Step 2: Convert to fraction form
    167,683.85/251,498.43 = 49,327.51/x
  3. Step 3: Cross multiply
    167,683.85x = 251,498.43 × 49,327.51
  4. Step 4: Simplify right side
    167,683.85x = 12,405,791,320.81
  5. Step 5: Solve for x
    x = 12,405,791,320.81/167,683.85
  6. Step 6: Final answer
    x = 73,983.22

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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.