Home / 168,179.03-252,263.07-68,309.67

Finding the Fourth Proportional to 168,179.03, 252,263.07 and 68,309.67

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Solution

The fourth proportional to 168,179.03, 252,263.07 and 68,309.67 is: 102,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,179.03 : 252,263.07 = 68,309.67 : x
  2. Step 2: Convert to fraction form
    168,179.03/252,263.07 = 68,309.67/x
  3. Step 3: Cross multiply
    168,179.03x = 252,263.07 × 68,309.67
  4. Step 4: Simplify right side
    168,179.03x = 17,232,007,064.89
  5. Step 5: Solve for x
    x = 17,232,007,064.89/168,179.03
  6. Step 6: Final answer
    x = 102,462.28

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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.