Home / 45,491.49-68,234.88-17,409.39

Finding the Fourth Proportional to 45,491.49, 68,234.88 and 17,409.39

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Solution

The fourth proportional to 45,491.49, 68,234.88 and 17,409.39 is: 26,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,491.49 : 68,234.88 = 17,409.39 : x
  2. Step 2: Convert to fraction form
    45,491.49/68,234.88 = 17,409.39/x
  3. Step 3: Cross multiply
    45,491.49x = 68,234.88 × 17,409.39
  4. Step 4: Simplify right side
    45,491.49x = 1,187,927,637.52
  5. Step 5: Solve for x
    x = 1,187,927,637.52/45,491.49
  6. Step 6: Final answer
    x = 26,113.18

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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.