Home / 51,747.96-77,676.23-45,862.50

Finding the Fourth Proportional to 51,747.96, 77,676.23 and 45,862.50

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Solution

The fourth proportional to 51,747.96, 77,676.23 and 45,862.50 is: 68,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,747.96 : 77,676.23 = 45,862.50 : x
  2. Step 2: Convert to fraction form
    51,747.96/77,676.23 = 45,862.50/x
  3. Step 3: Cross multiply
    51,747.96x = 77,676.23 × 45,862.50
  4. Step 4: Simplify right side
    51,747.96x = 3,562,425,869.06
  5. Step 5: Solve for x
    x = 3,562,425,869.06/51,747.96
  6. Step 6: Final answer
    x = 68,841.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.