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Finding the Fourth Proportional to 18,558.91, 25,602.24 and 10,599.04

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Solution

The fourth proportional to 18,558.91, 25,602.24 and 10,599.04 is: 14,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,558.91 : 25,602.24 = 10,599.04 : x
  2. Step 2: Convert to fraction form
    18,558.91/25,602.24 = 10,599.04/x
  3. Step 3: Cross multiply
    18,558.91x = 25,602.24 × 10,599.04
  4. Step 4: Simplify right side
    18,558.91x = 271,359,165.85
  5. Step 5: Solve for x
    x = 271,359,165.85/18,558.91
  6. Step 6: Final answer
    x = 14,621.50

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1.5x scale

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.