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Finding the Fourth Proportional to 173,370.60, 260,080.20 and 55,029.60

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Solution

The fourth proportional to 173,370.60, 260,080.20 and 55,029.60 is: 82,552.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,370.60 : 260,080.20 = 55,029.60 : x
  2. Step 2: Convert to fraction form
    173,370.60/260,080.20 = 55,029.60/x
  3. Step 3: Cross multiply
    173,370.60x = 260,080.20 × 55,029.60
  4. Step 4: Simplify right side
    173,370.60x = 14,312,109,373.92
  5. Step 5: Solve for x
    x = 14,312,109,373.92/173,370.60
  6. Step 6: Final answer
    x = 82,552.11

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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.