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Finding the Fourth Proportional to 174,044.42, 260,938.94 and 55,647.62

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Solution

The fourth proportional to 174,044.42, 260,938.94 and 55,647.62 is: 83,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,044.42 : 260,938.94 = 55,647.62 : x
  2. Step 2: Convert to fraction form
    174,044.42/260,938.94 = 55,647.62/x
  3. Step 3: Cross multiply
    174,044.42x = 260,938.94 × 55,647.62
  4. Step 4: Simplify right side
    174,044.42x = 14,520,630,976.32
  5. Step 5: Solve for x
    x = 14,520,630,976.32/174,044.42
  6. Step 6: Final answer
    x = 83,430.60

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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.