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Finding the Fourth Proportional to 36,025.54, 54,041.04 and 9,729.90

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Solution

The fourth proportional to 36,025.54, 54,041.04 and 9,729.90 is: 14,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,025.54 : 54,041.04 = 9,729.90 : x
  2. Step 2: Convert to fraction form
    36,025.54/54,041.04 = 9,729.90/x
  3. Step 3: Cross multiply
    36,025.54x = 54,041.04 × 9,729.90
  4. Step 4: Simplify right side
    36,025.54x = 525,813,915.10
  5. Step 5: Solve for x
    x = 525,813,915.10/36,025.54
  6. Step 6: Final answer
    x = 14,595.59

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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.