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Finding the Fourth Proportional to 272,571.04, 408,708.16 and 95,030.32

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Solution

The fourth proportional to 272,571.04, 408,708.16 and 95,030.32 is: 142,493.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,571.04 : 408,708.16 = 95,030.32 : x
  2. Step 2: Convert to fraction form
    272,571.04/408,708.16 = 95,030.32/x
  3. Step 3: Cross multiply
    272,571.04x = 408,708.16 × 95,030.32
  4. Step 4: Simplify right side
    272,571.04x = 38,839,667,231.41
  5. Step 5: Solve for x
    x = 38,839,667,231.41/272,571.04
  6. Step 6: Final answer
    x = 142,493.74

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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.