Home / 27,256.20-40,880.20-7,530.52

Finding the Fourth Proportional to 27,256.20, 40,880.20 and 7,530.52

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Solution

The fourth proportional to 27,256.20, 40,880.20 and 7,530.52 is: 11,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,256.20 : 40,880.20 = 7,530.52 : x
  2. Step 2: Convert to fraction form
    27,256.20/40,880.20 = 7,530.52/x
  3. Step 3: Cross multiply
    27,256.20x = 40,880.20 × 7,530.52
  4. Step 4: Simplify right side
    27,256.20x = 307,849,163.70
  5. Step 5: Solve for x
    x = 307,849,163.70/27,256.20
  6. Step 6: Final answer
    x = 11,294.65

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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.