Home / 79,516.19-109,730.92-43,706.19

Finding the Fourth Proportional to 79,516.19, 109,730.92 and 43,706.19

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Solution

The fourth proportional to 79,516.19, 109,730.92 and 43,706.19 is: 60,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,516.19 : 109,730.92 = 43,706.19 : x
  2. Step 2: Convert to fraction form
    79,516.19/109,730.92 = 43,706.19/x
  3. Step 3: Cross multiply
    79,516.19x = 109,730.92 × 43,706.19
  4. Step 4: Simplify right side
    79,516.19x = 4,795,920,438.39
  5. Step 5: Solve for x
    x = 4,795,920,438.39/79,516.19
  6. Step 6: Final answer
    x = 60,313.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.