Home / 56,265.40-84,387.30-16,823.80

Finding the Fourth Proportional to 56,265.40, 84,387.30 and 16,823.80

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Solution

The fourth proportional to 56,265.40, 84,387.30 and 16,823.80 is: 25,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,265.40 : 84,387.30 = 16,823.80 : x
  2. Step 2: Convert to fraction form
    56,265.40/84,387.30 = 16,823.80/x
  3. Step 3: Cross multiply
    56,265.40x = 84,387.30 × 16,823.80
  4. Step 4: Simplify right side
    56,265.40x = 1,419,715,057.74
  5. Step 5: Solve for x
    x = 1,419,715,057.74/56,265.40
  6. Step 6: Final answer
    x = 25,232.47

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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.