Home / 61,519.80-92,279.70-52,662.45

Finding the Fourth Proportional to 61,519.80, 92,279.70 and 52,662.45

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Solution

The fourth proportional to 61,519.80, 92,279.70 and 52,662.45 is: 78,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,519.80 : 92,279.70 = 52,662.45 : x
  2. Step 2: Convert to fraction form
    61,519.80/92,279.70 = 52,662.45/x
  3. Step 3: Cross multiply
    61,519.80x = 92,279.70 × 52,662.45
  4. Step 4: Simplify right side
    61,519.80x = 4,859,675,087.27
  5. Step 5: Solve for x
    x = 4,859,675,087.27/61,519.80
  6. Step 6: Final answer
    x = 78,993.68

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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.