Home / 68,450.96-102,595.64-30,967.12

Finding the Fourth Proportional to 68,450.96, 102,595.64 and 30,967.12

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Solution

The fourth proportional to 68,450.96, 102,595.64 and 30,967.12 is: 46,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,450.96 : 102,595.64 = 30,967.12 : x
  2. Step 2: Convert to fraction form
    68,450.96/102,595.64 = 30,967.12/x
  3. Step 3: Cross multiply
    68,450.96x = 102,595.64 × 30,967.12
  4. Step 4: Simplify right side
    68,450.96x = 3,177,091,495.36
  5. Step 5: Solve for x
    x = 3,177,091,495.36/68,450.96
  6. Step 6: Final answer
    x = 46,414.13

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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.