Home / 264,827.20-396,722.40-159,332.80

Finding the Fourth Proportional to 264,827.20, 396,722.40 and 159,332.80

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Solution

The fourth proportional to 264,827.20, 396,722.40 and 159,332.80 is: 238,687.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,827.20 : 396,722.40 = 159,332.80 : x
  2. Step 2: Convert to fraction form
    264,827.20/396,722.40 = 159,332.80/x
  3. Step 3: Cross multiply
    264,827.20x = 396,722.40 × 159,332.80
  4. Step 4: Simplify right side
    264,827.20x = 63,210,890,814.72
  5. Step 5: Solve for x
    x = 63,210,890,814.72/264,827.20
  6. Step 6: Final answer
    x = 238,687.31

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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.