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Finding the Fourth Proportional to 16,354.30, 24,530.88 and 5,261.74

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Solution

The fourth proportional to 16,354.30, 24,530.88 and 5,261.74 is: 7,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,354.30 : 24,530.88 = 5,261.74 : x
  2. Step 2: Convert to fraction form
    16,354.30/24,530.88 = 5,261.74/x
  3. Step 3: Cross multiply
    16,354.30x = 24,530.88 × 5,261.74
  4. Step 4: Simplify right side
    16,354.30x = 129,075,112.53
  5. Step 5: Solve for x
    x = 129,075,112.53/16,354.30
  6. Step 6: Final answer
    x = 7,892.43

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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.