Home / 55,301.18-76,316.88-32,645.72

Finding the Fourth Proportional to 55,301.18, 76,316.88 and 32,645.72

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Solution

The fourth proportional to 55,301.18, 76,316.88 and 32,645.72 is: 45,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,301.18 : 76,316.88 = 32,645.72 : x
  2. Step 2: Convert to fraction form
    55,301.18/76,316.88 = 32,645.72/x
  3. Step 3: Cross multiply
    55,301.18x = 76,316.88 × 32,645.72
  4. Step 4: Simplify right side
    55,301.18x = 2,491,419,495.75
  5. Step 5: Solve for x
    x = 2,491,419,495.75/55,301.18
  6. Step 6: Final answer
    x = 45,051.83

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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.