Home / 52,588.96-78,866.40-17,519.20

Finding the Fourth Proportional to 52,588.96, 78,866.40 and 17,519.20

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Solution

The fourth proportional to 52,588.96, 78,866.40 and 17,519.20 is: 26,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588.96 : 78,866.40 = 17,519.20 : x
  2. Step 2: Convert to fraction form
    52,588.96/78,866.40 = 17,519.20/x
  3. Step 3: Cross multiply
    52,588.96x = 78,866.40 × 17,519.20
  4. Step 4: Simplify right side
    52,588.96x = 1,381,676,234.88
  5. Step 5: Solve for x
    x = 1,381,676,234.88/52,588.96
  6. Step 6: Final answer
    x = 26,273.12

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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.