Home / 41,750.84-62,623.80-13,689.20

Finding the Fourth Proportional to 41,750.84, 62,623.80 and 13,689.20

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Solution

The fourth proportional to 41,750.84, 62,623.80 and 13,689.20 is: 20,532.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,750.84 : 62,623.80 = 13,689.20 : x
  2. Step 2: Convert to fraction form
    41,750.84/62,623.80 = 13,689.20/x
  3. Step 3: Cross multiply
    41,750.84x = 62,623.80 × 13,689.20
  4. Step 4: Simplify right side
    41,750.84x = 857,269,722.96
  5. Step 5: Solve for x
    x = 857,269,722.96/41,750.84
  6. Step 6: Final answer
    x = 20,532.99

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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.