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Finding the Fourth Proportional to 164,578.60, 246,867.90 and 151,748.20

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Solution

The fourth proportional to 164,578.60, 246,867.90 and 151,748.20 is: 227,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,578.60 : 246,867.90 = 151,748.20 : x
  2. Step 2: Convert to fraction form
    164,578.60/246,867.90 = 151,748.20/x
  3. Step 3: Cross multiply
    164,578.60x = 246,867.90 × 151,748.20
  4. Step 4: Simplify right side
    164,578.60x = 37,461,759,462.78
  5. Step 5: Solve for x
    x = 37,461,759,462.78/164,578.60
  6. Step 6: Final answer
    x = 227,622.30

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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.