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Finding the Fourth Proportional to 173,697.40, 260,546.10 and 164,020.60

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Solution

The fourth proportional to 173,697.40, 260,546.10 and 164,020.60 is: 246,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,697.40 : 260,546.10 = 164,020.60 : x
  2. Step 2: Convert to fraction form
    173,697.40/260,546.10 = 164,020.60/x
  3. Step 3: Cross multiply
    173,697.40x = 260,546.10 × 164,020.60
  4. Step 4: Simplify right side
    173,697.40x = 42,734,927,649.66
  5. Step 5: Solve for x
    x = 42,734,927,649.66/173,697.40
  6. Step 6: Final answer
    x = 246,030.90

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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.