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Finding the Fourth Proportional to 167,513.83, 251,301.53 and 55,200.67

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Solution

The fourth proportional to 167,513.83, 251,301.53 and 55,200.67 is: 82,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,513.83 : 251,301.53 = 55,200.67 : x
  2. Step 2: Convert to fraction form
    167,513.83/251,301.53 = 55,200.67/x
  3. Step 3: Cross multiply
    167,513.83x = 251,301.53 × 55,200.67
  4. Step 4: Simplify right side
    167,513.83x = 13,872,012,828.03
  5. Step 5: Solve for x
    x = 13,872,012,828.03/167,513.83
  6. Step 6: Final answer
    x = 82,811.15

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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.