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Finding the Fourth Proportional to 132,964.58, 199,483.78 and 73,841.77

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Solution

The fourth proportional to 132,964.58, 199,483.78 and 73,841.77 is: 110,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,964.58 : 199,483.78 = 73,841.77 : x
  2. Step 2: Convert to fraction form
    132,964.58/199,483.78 = 73,841.77/x
  3. Step 3: Cross multiply
    132,964.58x = 199,483.78 × 73,841.77
  4. Step 4: Simplify right side
    132,964.58x = 14,730,235,401.49
  5. Step 5: Solve for x
    x = 14,730,235,401.49/132,964.58
  6. Step 6: Final answer
    x = 110,783.15

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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.