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Finding the Fourth Proportional to 174,251.76, 261,399.24 and 49,602.48

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Solution

The fourth proportional to 174,251.76, 261,399.24 and 49,602.48 is: 74,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,251.76 : 261,399.24 = 49,602.48 : x
  2. Step 2: Convert to fraction form
    174,251.76/261,399.24 = 49,602.48/x
  3. Step 3: Cross multiply
    174,251.76x = 261,399.24 × 49,602.48
  4. Step 4: Simplify right side
    174,251.76x = 12,966,050,574.12
  5. Step 5: Solve for x
    x = 12,966,050,574.12/174,251.76
  6. Step 6: Final answer
    x = 74,409.87

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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.