Home / 183,261.20-253,022.28-140,743.76

Finding the Fourth Proportional to 183,261.20, 253,022.28 and 140,743.76

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Solution

The fourth proportional to 183,261.20, 253,022.28 and 140,743.76 is: 194,319.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,261.20 : 253,022.28 = 140,743.76 : x
  2. Step 2: Convert to fraction form
    183,261.20/253,022.28 = 140,743.76/x
  3. Step 3: Cross multiply
    183,261.20x = 253,022.28 × 140,743.76
  4. Step 4: Simplify right side
    183,261.20x = 35,611,307,050.97
  5. Step 5: Solve for x
    x = 35,611,307,050.97/183,261.20
  6. Step 6: Final answer
    x = 194,319.95

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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.