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Finding the Fourth Proportional to 174,924.72, 241,428.60 and 99,468.72

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Solution

The fourth proportional to 174,924.72, 241,428.60 and 99,468.72 is: 137,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,924.72 : 241,428.60 = 99,468.72 : x
  2. Step 2: Convert to fraction form
    174,924.72/241,428.60 = 99,468.72/x
  3. Step 3: Cross multiply
    174,924.72x = 241,428.60 × 99,468.72
  4. Step 4: Simplify right side
    174,924.72x = 24,014,593,813.39
  5. Step 5: Solve for x
    x = 24,014,593,813.39/174,924.72
  6. Step 6: Final answer
    x = 137,285.31

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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.