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Finding the Fourth Proportional to 18,334.45, 27,498.05 and 5,851.10

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Solution

The fourth proportional to 18,334.45, 27,498.05 and 5,851.10 is: 8,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.45 : 27,498.05 = 5,851.10 : x
  2. Step 2: Convert to fraction form
    18,334.45/27,498.05 = 5,851.10/x
  3. Step 3: Cross multiply
    18,334.45x = 27,498.05 × 5,851.10
  4. Step 4: Simplify right side
    18,334.45x = 160,893,901.79
  5. Step 5: Solve for x
    x = 160,893,901.79/18,334.45
  6. Step 6: Final answer
    x = 8,775.50

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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.