Home / 167,559.40-251,518.16-67,784.82

Finding the Fourth Proportional to 167,559.40, 251,518.16 and 67,784.82

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Solution

The fourth proportional to 167,559.40, 251,518.16 and 67,784.82 is: 101,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,559.40 : 251,518.16 = 67,784.82 : x
  2. Step 2: Convert to fraction form
    167,559.40/251,518.16 = 67,784.82/x
  3. Step 3: Cross multiply
    167,559.40x = 251,518.16 × 67,784.82
  4. Step 4: Simplify right side
    167,559.40x = 17,049,113,202.33
  5. Step 5: Solve for x
    x = 17,049,113,202.33/167,559.40
  6. Step 6: Final answer
    x = 101,749.67

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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.