Home / 113,861.07-170,604.67-38,940.35

Finding the Fourth Proportional to 113,861.07, 170,604.67 and 38,940.35

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Solution

The fourth proportional to 113,861.07, 170,604.67 and 38,940.35 is: 58,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,861.07 : 170,604.67 = 38,940.35 : x
  2. Step 2: Convert to fraction form
    113,861.07/170,604.67 = 38,940.35/x
  3. Step 3: Cross multiply
    113,861.07x = 170,604.67 × 38,940.35
  4. Step 4: Simplify right side
    113,861.07x = 6,643,404,757.09
  5. Step 5: Solve for x
    x = 6,643,404,757.09/113,861.07
  6. Step 6: Final answer
    x = 58,346.58

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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.