Home / 55,251.40-76,247.94-30,101.32

Finding the Fourth Proportional to 55,251.40, 76,247.94 and 30,101.32

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Solution

The fourth proportional to 55,251.40, 76,247.94 and 30,101.32 is: 41,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,251.40 : 76,247.94 = 30,101.32 : x
  2. Step 2: Convert to fraction form
    55,251.40/76,247.94 = 30,101.32/x
  3. Step 3: Cross multiply
    55,251.40x = 76,247.94 × 30,101.32
  4. Step 4: Simplify right side
    55,251.40x = 2,295,163,641.28
  5. Step 5: Solve for x
    x = 2,295,163,641.28/55,251.40
  6. Step 6: Final answer
    x = 41,540.37

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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.