Home / 52,766.60-78,977.10-41,016.20

Finding the Fourth Proportional to 52,766.60, 78,977.10 and 41,016.20

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Solution

The fourth proportional to 52,766.60, 78,977.10 and 41,016.20 is: 61,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,766.60 : 78,977.10 = 41,016.20 : x
  2. Step 2: Convert to fraction form
    52,766.60/78,977.10 = 41,016.20/x
  3. Step 3: Cross multiply
    52,766.60x = 78,977.10 × 41,016.20
  4. Step 4: Simplify right side
    52,766.60x = 3,239,340,529.02
  5. Step 5: Solve for x
    x = 3,239,340,529.02/52,766.60
  6. Step 6: Final answer
    x = 61,389.98

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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.