Home / 40,881.87-56,364.93-27,431.82

Finding the Fourth Proportional to 40,881.87, 56,364.93 and 27,431.82

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Solution

The fourth proportional to 40,881.87, 56,364.93 and 27,431.82 is: 37,820.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881.87 : 56,364.93 = 27,431.82 : x
  2. Step 2: Convert to fraction form
    40,881.87/56,364.93 = 27,431.82/x
  3. Step 3: Cross multiply
    40,881.87x = 56,364.93 × 27,431.82
  4. Step 4: Simplify right side
    40,881.87x = 1,546,192,614.07
  5. Step 5: Solve for x
    x = 1,546,192,614.07/40,881.87
  6. Step 6: Final answer
    x = 37,820.99

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Why These Related Problems?

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