Home / 40,100.88-55,364.34-25,766.52

Finding the Fourth Proportional to 40,100.88, 55,364.34 and 25,766.52

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Solution

The fourth proportional to 40,100.88, 55,364.34 and 25,766.52 is: 35,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.88 : 55,364.34 = 25,766.52 : x
  2. Step 2: Convert to fraction form
    40,100.88/55,364.34 = 25,766.52/x
  3. Step 3: Cross multiply
    40,100.88x = 55,364.34 × 25,766.52
  4. Step 4: Simplify right side
    40,100.88x = 1,426,546,373.90
  5. Step 5: Solve for x
    x = 1,426,546,373.90/40,100.88
  6. Step 6: Final answer
    x = 35,573.94

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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.