Home / 52,402.20-78,579.09-16,856.93

Finding the Fourth Proportional to 52,402.20, 78,579.09 and 16,856.93

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Solution

The fourth proportional to 52,402.20, 78,579.09 and 16,856.93 is: 25,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402.20 : 78,579.09 = 16,856.93 : x
  2. Step 2: Convert to fraction form
    52,402.20/78,579.09 = 16,856.93/x
  3. Step 3: Cross multiply
    52,402.20x = 78,579.09 × 16,856.93
  4. Step 4: Simplify right side
    52,402.20x = 1,324,601,826.70
  5. Step 5: Solve for x
    x = 1,324,601,826.70/52,402.20
  6. Step 6: Final answer
    x = 25,277.60

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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.