Home / 71,050.78-106,590.84-26,677.36

Finding the Fourth Proportional to 71,050.78, 106,590.84 and 26,677.36

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Solution

The fourth proportional to 71,050.78, 106,590.84 and 26,677.36 is: 40,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,050.78 : 106,590.84 = 26,677.36 : x
  2. Step 2: Convert to fraction form
    71,050.78/106,590.84 = 26,677.36/x
  3. Step 3: Cross multiply
    71,050.78x = 106,590.84 × 26,677.36
  4. Step 4: Simplify right side
    71,050.78x = 2,843,562,211.38
  5. Step 5: Solve for x
    x = 2,843,562,211.38/71,050.78
  6. Step 6: Final answer
    x = 40,021.55

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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.