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Finding the Fourth Proportional to 53,501.67, 80,375.54 and 37,742.99

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Solution

The fourth proportional to 53,501.67, 80,375.54 and 37,742.99 is: 56,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,501.67 : 80,375.54 = 37,742.99 : x
  2. Step 2: Convert to fraction form
    53,501.67/80,375.54 = 37,742.99/x
  3. Step 3: Cross multiply
    53,501.67x = 80,375.54 × 37,742.99
  4. Step 4: Simplify right side
    53,501.67x = 3,033,612,611.87
  5. Step 5: Solve for x
    x = 3,033,612,611.87/53,501.67
  6. Step 6: Final answer
    x = 56,701.27

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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.