Home / 253,007.42-379,573.41-178,273.50

Finding the Fourth Proportional to 253,007.42, 379,573.41 and 178,273.50

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Solution

The fourth proportional to 253,007.42, 379,573.41 and 178,273.50 is: 267,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,007.42 : 379,573.41 = 178,273.50 : x
  2. Step 2: Convert to fraction form
    253,007.42/379,573.41 = 178,273.50/x
  3. Step 3: Cross multiply
    253,007.42x = 379,573.41 × 178,273.50
  4. Step 4: Simplify right side
    253,007.42x = 67,667,880,307.64
  5. Step 5: Solve for x
    x = 67,667,880,307.64/253,007.42
  6. Step 6: Final answer
    x = 267,454.14

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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.