Home / 289,006.24-433,633.88-120,559.74

Finding the Fourth Proportional to 289,006.24, 433,633.88 and 120,559.74

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Solution

The fourth proportional to 289,006.24, 433,633.88 and 120,559.74 is: 180,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,006.24 : 433,633.88 = 120,559.74 : x
  2. Step 2: Convert to fraction form
    289,006.24/433,633.88 = 120,559.74/x
  3. Step 3: Cross multiply
    289,006.24x = 433,633.88 × 120,559.74
  4. Step 4: Simplify right side
    289,006.24x = 52,278,787,827.99
  5. Step 5: Solve for x
    x = 52,278,787,827.99/289,006.24
  6. Step 6: Final answer
    x = 180,891.55

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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.