Home / 264,582.64-396,821.58-129,588.85

Finding the Fourth Proportional to 264,582.64, 396,821.58 and 129,588.85

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Solution

The fourth proportional to 264,582.64, 396,821.58 and 129,588.85 is: 194,357.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,582.64 : 396,821.58 = 129,588.85 : x
  2. Step 2: Convert to fraction form
    264,582.64/396,821.58 = 129,588.85/x
  3. Step 3: Cross multiply
    264,582.64x = 396,821.58 × 129,588.85
  4. Step 4: Simplify right side
    264,582.64x = 51,423,652,207.38
  5. Step 5: Solve for x
    x = 51,423,652,207.38/264,582.64
  6. Step 6: Final answer
    x = 194,357.62

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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.