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Finding the Fourth Proportional to 230,756.40, 346,098.60 and 73,023.60

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Solution

The fourth proportional to 230,756.40, 346,098.60 and 73,023.60 is: 109,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,756.40 : 346,098.60 = 73,023.60 : x
  2. Step 2: Convert to fraction form
    230,756.40/346,098.60 = 73,023.60/x
  3. Step 3: Cross multiply
    230,756.40x = 346,098.60 × 73,023.60
  4. Step 4: Simplify right side
    230,756.40x = 25,273,365,726.96
  5. Step 5: Solve for x
    x = 25,273,365,726.96/230,756.40
  6. Step 6: Final answer
    x = 109,524.01

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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.