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Finding the Fourth Proportional to 110,630.92, 165,894.54 and 40,461.16

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Solution

The fourth proportional to 110,630.92, 165,894.54 and 40,461.16 is: 60,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,630.92 : 165,894.54 = 40,461.16 : x
  2. Step 2: Convert to fraction form
    110,630.92/165,894.54 = 40,461.16/x
  3. Step 3: Cross multiply
    110,630.92x = 165,894.54 × 40,461.16
  4. Step 4: Simplify right side
    110,630.92x = 6,712,285,526.07
  5. Step 5: Solve for x
    x = 6,712,285,526.07/110,630.92
  6. Step 6: Final answer
    x = 60,672.78

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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.