Home / 56,845.99-78,440.97-32,645.62

Finding the Fourth Proportional to 56,845.99, 78,440.97 and 32,645.62

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Solution

The fourth proportional to 56,845.99, 78,440.97 and 32,645.62 is: 45,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,845.99 : 78,440.97 = 32,645.62 : x
  2. Step 2: Convert to fraction form
    56,845.99/78,440.97 = 32,645.62/x
  3. Step 3: Cross multiply
    56,845.99x = 78,440.97 × 32,645.62
  4. Step 4: Simplify right side
    56,845.99x = 2,560,754,099.05
  5. Step 5: Solve for x
    x = 2,560,754,099.05/56,845.99
  6. Step 6: Final answer
    x = 45,047.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.