Home / 74,601.54-102,950.33-40,610.36

Finding the Fourth Proportional to 74,601.54, 102,950.33 and 40,610.36

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Solution

The fourth proportional to 74,601.54, 102,950.33 and 40,610.36 is: 56,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,601.54 : 102,950.33 = 40,610.36 : x
  2. Step 2: Convert to fraction form
    74,601.54/102,950.33 = 40,610.36/x
  3. Step 3: Cross multiply
    74,601.54x = 102,950.33 × 40,610.36
  4. Step 4: Simplify right side
    74,601.54x = 4,180,850,017.74
  5. Step 5: Solve for x
    x = 4,180,850,017.74/74,601.54
  6. Step 6: Final answer
    x = 56,042.41

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1.5x scale

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.