Home / 72,836.54-100,516.30-41,006.57

Finding the Fourth Proportional to 72,836.54, 100,516.30 and 41,006.57

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Solution

The fourth proportional to 72,836.54, 100,516.30 and 41,006.57 is: 56,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,836.54 : 100,516.30 = 41,006.57 : x
  2. Step 2: Convert to fraction form
    72,836.54/100,516.30 = 41,006.57/x
  3. Step 3: Cross multiply
    72,836.54x = 100,516.30 × 41,006.57
  4. Step 4: Simplify right side
    72,836.54x = 4,121,828,692.09
  5. Step 5: Solve for x
    x = 4,121,828,692.09/72,836.54
  6. Step 6: Final answer
    x = 56,590.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.