Home / 41,980.78-57,933.12-23,117.50

Finding the Fourth Proportional to 41,980.78, 57,933.12 and 23,117.50

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Solution

The fourth proportional to 41,980.78, 57,933.12 and 23,117.50 is: 31,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,980.78 : 57,933.12 = 23,117.50 : x
  2. Step 2: Convert to fraction form
    41,980.78/57,933.12 = 23,117.50/x
  3. Step 3: Cross multiply
    41,980.78x = 57,933.12 × 23,117.50
  4. Step 4: Simplify right side
    41,980.78x = 1,339,268,901.60
  5. Step 5: Solve for x
    x = 1,339,268,901.60/41,980.78
  6. Step 6: Final answer
    x = 31,901.95

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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.