Home / 55,204.40-76,182.36-30,054.08

Finding the Fourth Proportional to 55,204.40, 76,182.36 and 30,054.08

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Solution

The fourth proportional to 55,204.40, 76,182.36 and 30,054.08 is: 41,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,204.40 : 76,182.36 = 30,054.08 : x
  2. Step 2: Convert to fraction form
    55,204.40/76,182.36 = 30,054.08/x
  3. Step 3: Cross multiply
    55,204.40x = 76,182.36 × 30,054.08
  4. Step 4: Simplify right side
    55,204.40x = 2,289,590,742.03
  5. Step 5: Solve for x
    x = 2,289,590,742.03/55,204.40
  6. Step 6: Final answer
    x = 41,474.79

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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.