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Finding the Fourth Proportional to 173,500.48, 260,251.52 and 53,556

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Solution

The fourth proportional to 173,500.48, 260,251.52 and 53,556 is: 80,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,500.48 : 260,251.52 = 53,556 : x
  2. Step 2: Convert to fraction form
    173,500.48/260,251.52 = 53,556/x
  3. Step 3: Cross multiply
    173,500.48x = 260,251.52 × 53,556
  4. Step 4: Simplify right side
    173,500.48x = 13,938,030,405.12
  5. Step 5: Solve for x
    x = 13,938,030,405.12/173,500.48
  6. Step 6: Final answer
    x = 80,334.25

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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.