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Finding the Fourth Proportional to 174,494.25, 240,807.33 and 102,935.61

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Solution

The fourth proportional to 174,494.25, 240,807.33 and 102,935.61 is: 142,054.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,494.25 : 240,807.33 = 102,935.61 : x
  2. Step 2: Convert to fraction form
    174,494.25/240,807.33 = 102,935.61/x
  3. Step 3: Cross multiply
    174,494.25x = 240,807.33 × 102,935.61
  4. Step 4: Simplify right side
    174,494.25x = 24,787,649,406.02
  5. Step 5: Solve for x
    x = 24,787,649,406.02/174,494.25
  6. Step 6: Final answer
    x = 142,054.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.