Home / 55,255.16-76,252.16-30,104.68

Finding the Fourth Proportional to 55,255.16, 76,252.16 and 30,104.68

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Solution

The fourth proportional to 55,255.16, 76,252.16 and 30,104.68 is: 41,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,255.16 : 76,252.16 = 30,104.68 : x
  2. Step 2: Convert to fraction form
    55,255.16/76,252.16 = 30,104.68/x
  3. Step 3: Cross multiply
    55,255.16x = 76,252.16 × 30,104.68
  4. Step 4: Simplify right side
    55,255.16x = 2,295,546,876.11
  5. Step 5: Solve for x
    x = 2,295,546,876.11/55,255.16
  6. Step 6: Final answer
    x = 41,544.48

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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.