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Finding the Fourth Proportional to 49,516, 68,332.08 and 27,159.52

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Solution

The fourth proportional to 49,516, 68,332.08 and 27,159.52 is: 37,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,516 : 68,332.08 = 27,159.52 : x
  2. Step 2: Convert to fraction form
    49,516/68,332.08 = 27,159.52/x
  3. Step 3: Cross multiply
    49,516x = 68,332.08 × 27,159.52
  4. Step 4: Simplify right side
    49,516x = 1,855,866,493.40
  5. Step 5: Solve for x
    x = 1,855,866,493.40/49,516
  6. Step 6: Final answer
    x = 37,480.14

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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.