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Finding the Fourth Proportional to 108,953.57, 150,008.33 and 92,973.89

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Solution

The fourth proportional to 108,953.57, 150,008.33 and 92,973.89 is: 128,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,953.57 : 150,008.33 = 92,973.89 : x
  2. Step 2: Convert to fraction form
    108,953.57/150,008.33 = 92,973.89/x
  3. Step 3: Cross multiply
    108,953.57x = 150,008.33 × 92,973.89
  4. Step 4: Simplify right side
    108,953.57x = 13,946,856,757.59
  5. Step 5: Solve for x
    x = 13,946,856,757.59/108,953.57
  6. Step 6: Final answer
    x = 128,007.35

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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.