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Finding the Fourth Proportional to 156,592.40, 234,888.60 and 119,267.60

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Solution

The fourth proportional to 156,592.40, 234,888.60 and 119,267.60 is: 178,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,592.40 : 234,888.60 = 119,267.60 : x
  2. Step 2: Convert to fraction form
    156,592.40/234,888.60 = 119,267.60/x
  3. Step 3: Cross multiply
    156,592.40x = 234,888.60 × 119,267.60
  4. Step 4: Simplify right side
    156,592.40x = 28,014,599,589.36
  5. Step 5: Solve for x
    x = 28,014,599,589.36/156,592.40
  6. Step 6: Final answer
    x = 178,901.40

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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.