Home / 55,743.91-76,937.21-33,095.32

Finding the Fourth Proportional to 55,743.91, 76,937.21 and 33,095.32

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Solution

The fourth proportional to 55,743.91, 76,937.21 and 33,095.32 is: 45,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743.91 : 76,937.21 = 33,095.32 : x
  2. Step 2: Convert to fraction form
    55,743.91/76,937.21 = 33,095.32/x
  3. Step 3: Cross multiply
    55,743.91x = 76,937.21 × 33,095.32
  4. Step 4: Simplify right side
    55,743.91x = 2,546,261,351.15
  5. Step 5: Solve for x
    x = 2,546,261,351.15/55,743.91
  6. Step 6: Final answer
    x = 45,677.84

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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.