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Finding the Fourth Proportional to 173,434.60, 260,346.30 and 134,165.80

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Solution

The fourth proportional to 173,434.60, 260,346.30 and 134,165.80 is: 201,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,434.60 : 260,346.30 = 134,165.80 : x
  2. Step 2: Convert to fraction form
    173,434.60/260,346.30 = 134,165.80/x
  3. Step 3: Cross multiply
    173,434.60x = 260,346.30 × 134,165.80
  4. Step 4: Simplify right side
    173,434.60x = 34,929,569,616.54
  5. Step 5: Solve for x
    x = 34,929,569,616.54/173,434.60
  6. Step 6: Final answer
    x = 201,399.08

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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.