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Finding the Fourth Proportional to 25,353.40, 38,040.90 and 16,000.60

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Solution

The fourth proportional to 25,353.40, 38,040.90 and 16,000.60 is: 24,007.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.40 : 38,040.90 = 16,000.60 : x
  2. Step 2: Convert to fraction form
    25,353.40/38,040.90 = 16,000.60/x
  3. Step 3: Cross multiply
    25,353.40x = 38,040.90 × 16,000.60
  4. Step 4: Simplify right side
    25,353.40x = 608,677,224.54
  5. Step 5: Solve for x
    x = 608,677,224.54/25,353.40
  6. Step 6: Final answer
    x = 24,007.72

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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.