Home / 55,543.44-76,570.20-39,600.20

Finding the Fourth Proportional to 55,543.44, 76,570.20 and 39,600.20

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Solution

The fourth proportional to 55,543.44, 76,570.20 and 39,600.20 is: 54,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,543.44 : 76,570.20 = 39,600.20 : x
  2. Step 2: Convert to fraction form
    55,543.44/76,570.20 = 39,600.20/x
  3. Step 3: Cross multiply
    55,543.44x = 76,570.20 × 39,600.20
  4. Step 4: Simplify right side
    55,543.44x = 3,032,195,234.04
  5. Step 5: Solve for x
    x = 3,032,195,234.04/55,543.44
  6. Step 6: Final answer
    x = 54,591.42

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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.