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Finding the Fourth Proportional to 79,953.98, 119,799.74 and 27,334.76

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Solution

The fourth proportional to 79,953.98, 119,799.74 and 27,334.76 is: 40,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,953.98 : 119,799.74 = 27,334.76 : x
  2. Step 2: Convert to fraction form
    79,953.98/119,799.74 = 27,334.76/x
  3. Step 3: Cross multiply
    79,953.98x = 119,799.74 × 27,334.76
  4. Step 4: Simplify right side
    79,953.98x = 3,274,697,140.96
  5. Step 5: Solve for x
    x = 3,274,697,140.96/79,953.98
  6. Step 6: Final answer
    x = 40,957.27

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1.5x scale

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.