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Finding the Fourth Proportional to 150,254.67, 225,496.29 and 55,574.43

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Solution

The fourth proportional to 150,254.67, 225,496.29 and 55,574.43 is: 83,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,254.67 : 225,496.29 = 55,574.43 : x
  2. Step 2: Convert to fraction form
    150,254.67/225,496.29 = 55,574.43/x
  3. Step 3: Cross multiply
    150,254.67x = 225,496.29 × 55,574.43
  4. Step 4: Simplify right side
    150,254.67x = 12,531,827,783.86
  5. Step 5: Solve for x
    x = 12,531,827,783.86/150,254.67
  6. Step 6: Final answer
    x = 83,403.92

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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.