Home / 55,064.55-76,001.18-36,203.43

Finding the Fourth Proportional to 55,064.55, 76,001.18 and 36,203.43

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Solution

The fourth proportional to 55,064.55, 76,001.18 and 36,203.43 is: 49,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064.55 : 76,001.18 = 36,203.43 : x
  2. Step 2: Convert to fraction form
    55,064.55/76,001.18 = 36,203.43/x
  3. Step 3: Cross multiply
    55,064.55x = 76,001.18 × 36,203.43
  4. Step 4: Simplify right side
    55,064.55x = 2,751,503,219.03
  5. Step 5: Solve for x
    x = 2,751,503,219.03/55,064.55
  6. Step 6: Final answer
    x = 49,968.69

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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.