Home / 269,939.50-372,516.54-156,769.54

Finding the Fourth Proportional to 269,939.50, 372,516.54 and 156,769.54

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Solution

The fourth proportional to 269,939.50, 372,516.54 and 156,769.54 is: 216,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,939.50 : 372,516.54 = 156,769.54 : x
  2. Step 2: Convert to fraction form
    269,939.50/372,516.54 = 156,769.54/x
  3. Step 3: Cross multiply
    269,939.50x = 372,516.54 × 156,769.54
  4. Step 4: Simplify right side
    269,939.50x = 58,399,246,618.19
  5. Step 5: Solve for x
    x = 58,399,246,618.19/269,939.50
  6. Step 6: Final answer
    x = 216,341.98

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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.