Home / 52,281.10-78,377.54-22,676.63

Finding the Fourth Proportional to 52,281.10, 78,377.54 and 22,676.63

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Solution

The fourth proportional to 52,281.10, 78,377.54 and 22,676.63 is: 33,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,281.10 : 78,377.54 = 22,676.63 : x
  2. Step 2: Convert to fraction form
    52,281.10/78,377.54 = 22,676.63/x
  3. Step 3: Cross multiply
    52,281.10x = 78,377.54 × 22,676.63
  4. Step 4: Simplify right side
    52,281.10x = 1,777,338,474.89
  5. Step 5: Solve for x
    x = 1,777,338,474.89/52,281.10
  6. Step 6: Final answer
    x = 33,995.81

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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.