Home / 37,814.40-56,721.60-25,372.80

Finding the Fourth Proportional to 37,814.40, 56,721.60 and 25,372.80

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Solution

The fourth proportional to 37,814.40, 56,721.60 and 25,372.80 is: 38,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,814.40 : 56,721.60 = 25,372.80 : x
  2. Step 2: Convert to fraction form
    37,814.40/56,721.60 = 25,372.80/x
  3. Step 3: Cross multiply
    37,814.40x = 56,721.60 × 25,372.80
  4. Step 4: Simplify right side
    37,814.40x = 1,439,185,812.48
  5. Step 5: Solve for x
    x = 1,439,185,812.48/37,814.40
  6. Step 6: Final answer
    x = 38,059.20

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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.