Home / 55,203.52-76,180.80-30,052.96

Finding the Fourth Proportional to 55,203.52, 76,180.80 and 30,052.96

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Solution

The fourth proportional to 55,203.52, 76,180.80 and 30,052.96 is: 41,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,203.52 : 76,180.80 = 30,052.96 : x
  2. Step 2: Convert to fraction form
    55,203.52/76,180.80 = 30,052.96/x
  3. Step 3: Cross multiply
    55,203.52x = 76,180.80 × 30,052.96
  4. Step 4: Simplify right side
    55,203.52x = 2,289,458,535.17
  5. Step 5: Solve for x
    x = 2,289,458,535.17/55,203.52
  6. Step 6: Final answer
    x = 41,473.05

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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.