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Finding the Fourth Proportional to 15,551, 23,328.84 and 5,017.49

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Solution

The fourth proportional to 15,551, 23,328.84 and 5,017.49 is: 7,526.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551 : 23,328.84 = 5,017.49 : x
  2. Step 2: Convert to fraction form
    15,551/23,328.84 = 5,017.49/x
  3. Step 3: Cross multiply
    15,551x = 23,328.84 × 5,017.49
  4. Step 4: Simplify right side
    15,551x = 117,052,221.41
  5. Step 5: Solve for x
    x = 117,052,221.41/15,551
  6. Step 6: Final answer
    x = 7,526.99

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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.