Home / 55,327.52-76,351.44-30,175.52

Finding the Fourth Proportional to 55,327.52, 76,351.44 and 30,175.52

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Solution

The fourth proportional to 55,327.52, 76,351.44 and 30,175.52 is: 41,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,327.52 : 76,351.44 = 30,175.52 : x
  2. Step 2: Convert to fraction form
    55,327.52/76,351.44 = 30,175.52/x
  3. Step 3: Cross multiply
    55,327.52x = 76,351.44 × 30,175.52
  4. Step 4: Simplify right side
    55,327.52x = 2,303,944,404.75
  5. Step 5: Solve for x
    x = 2,303,944,404.75/55,327.52
  6. Step 6: Final answer
    x = 41,641.92

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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.