Home / 40,272.53-55,553.69-37,421.57

Finding the Fourth Proportional to 40,272.53, 55,553.69 and 37,421.57

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Solution

The fourth proportional to 40,272.53, 55,553.69 and 37,421.57 is: 51,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.53 : 55,553.69 = 37,421.57 : x
  2. Step 2: Convert to fraction form
    40,272.53/55,553.69 = 37,421.57/x
  3. Step 3: Cross multiply
    40,272.53x = 55,553.69 × 37,421.57
  4. Step 4: Simplify right side
    40,272.53x = 2,078,905,834.22
  5. Step 5: Solve for x
    x = 2,078,905,834.22/40,272.53
  6. Step 6: Final answer
    x = 51,620.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.