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Finding the Fourth Proportional to 36,501.20, 54,751.80 and 23,379.20

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Solution

The fourth proportional to 36,501.20, 54,751.80 and 23,379.20 is: 35,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,501.20 : 54,751.80 = 23,379.20 : x
  2. Step 2: Convert to fraction form
    36,501.20/54,751.80 = 23,379.20/x
  3. Step 3: Cross multiply
    36,501.20x = 54,751.80 × 23,379.20
  4. Step 4: Simplify right side
    36,501.20x = 1,280,053,282.56
  5. Step 5: Solve for x
    x = 1,280,053,282.56/36,501.20
  6. Step 6: Final answer
    x = 35,068.80

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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.