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Finding the Fourth Proportional to 36,237.96, 54,354.51 and 9,940.50

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Solution

The fourth proportional to 36,237.96, 54,354.51 and 9,940.50 is: 14,910.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,237.96 : 54,354.51 = 9,940.50 : x
  2. Step 2: Convert to fraction form
    36,237.96/54,354.51 = 9,940.50/x
  3. Step 3: Cross multiply
    36,237.96x = 54,354.51 × 9,940.50
  4. Step 4: Simplify right side
    36,237.96x = 540,311,006.66
  5. Step 5: Solve for x
    x = 540,311,006.66/36,237.96
  6. Step 6: Final answer
    x = 14,910.08

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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.