Home / 45,424.80-68,140.44-15,833.88

Finding the Fourth Proportional to 45,424.80, 68,140.44 and 15,833.88

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Solution

The fourth proportional to 45,424.80, 68,140.44 and 15,833.88 is: 23,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,424.80 : 68,140.44 = 15,833.88 : x
  2. Step 2: Convert to fraction form
    45,424.80/68,140.44 = 15,833.88/x
  3. Step 3: Cross multiply
    45,424.80x = 68,140.44 × 15,833.88
  4. Step 4: Simplify right side
    45,424.80x = 1,078,927,550.11
  5. Step 5: Solve for x
    x = 1,078,927,550.11/45,424.80
  6. Step 6: Final answer
    x = 23,751.95

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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.