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Finding the Fourth Proportional to 35,266.47, 48,668.64 and 19,951.77

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Solution

The fourth proportional to 35,266.47, 48,668.64 and 19,951.77 is: 27,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,266.47 : 48,668.64 = 19,951.77 : x
  2. Step 2: Convert to fraction form
    35,266.47/48,668.64 = 19,951.77/x
  3. Step 3: Cross multiply
    35,266.47x = 48,668.64 × 19,951.77
  4. Step 4: Simplify right side
    35,266.47x = 971,025,511.49
  5. Step 5: Solve for x
    x = 971,025,511.49/35,266.47
  6. Step 6: Final answer
    x = 27,533.96

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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.