Home / 45,926.04-68,879.92-12,637.50

Finding the Fourth Proportional to 45,926.04, 68,879.92 and 12,637.50

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Solution

The fourth proportional to 45,926.04, 68,879.92 and 12,637.50 is: 18,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,926.04 : 68,879.92 = 12,637.50 : x
  2. Step 2: Convert to fraction form
    45,926.04/68,879.92 = 12,637.50/x
  3. Step 3: Cross multiply
    45,926.04x = 68,879.92 × 12,637.50
  4. Step 4: Simplify right side
    45,926.04x = 870,469,989
  5. Step 5: Solve for x
    x = 870,469,989/45,926.04
  6. Step 6: Final answer
    x = 18,953.73

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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.