Home / 55,078.75-76,008.68-32,722.75

Finding the Fourth Proportional to 55,078.75, 76,008.68 and 32,722.75

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Solution

The fourth proportional to 55,078.75, 76,008.68 and 32,722.75 is: 45,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,078.75 : 76,008.68 = 32,722.75 : x
  2. Step 2: Convert to fraction form
    55,078.75/76,008.68 = 32,722.75/x
  3. Step 3: Cross multiply
    55,078.75x = 76,008.68 × 32,722.75
  4. Step 4: Simplify right side
    55,078.75x = 2,487,213,033.47
  5. Step 5: Solve for x
    x = 2,487,213,033.47/55,078.75
  6. Step 6: Final answer
    x = 45,157.40

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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.