Home / 195,336.72-269,516.04-113,678.40

Finding the Fourth Proportional to 195,336.72, 269,516.04 and 113,678.40

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Solution

The fourth proportional to 195,336.72, 269,516.04 and 113,678.40 is: 156,847.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,336.72 : 269,516.04 = 113,678.40 : x
  2. Step 2: Convert to fraction form
    195,336.72/269,516.04 = 113,678.40/x
  3. Step 3: Cross multiply
    195,336.72x = 269,516.04 × 113,678.40
  4. Step 4: Simplify right side
    195,336.72x = 30,638,152,201.54
  5. Step 5: Solve for x
    x = 30,638,152,201.54/195,336.72
  6. Step 6: Final answer
    x = 156,847.89

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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.