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Finding the Fourth Proportional to 150,561.74, 225,804.80 and 61,839.74

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Solution

The fourth proportional to 150,561.74, 225,804.80 and 61,839.74 is: 92,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,561.74 : 225,804.80 = 61,839.74 : x
  2. Step 2: Convert to fraction form
    150,561.74/225,804.80 = 61,839.74/x
  3. Step 3: Cross multiply
    150,561.74x = 225,804.80 × 61,839.74
  4. Step 4: Simplify right side
    150,561.74x = 13,963,708,684.53
  5. Step 5: Solve for x
    x = 13,963,708,684.53/150,561.74
  6. Step 6: Final answer
    x = 92,744.07

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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.