Home / 156,595.40-234,893.10-119,270.60

Finding the Fourth Proportional to 156,595.40, 234,893.10 and 119,270.60

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Solution

The fourth proportional to 156,595.40, 234,893.10 and 119,270.60 is: 178,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,595.40 : 234,893.10 = 119,270.60 : x
  2. Step 2: Convert to fraction form
    156,595.40/234,893.10 = 119,270.60/x
  3. Step 3: Cross multiply
    156,595.40x = 234,893.10 × 119,270.60
  4. Step 4: Simplify right side
    156,595.40x = 28,015,840,972.86
  5. Step 5: Solve for x
    x = 28,015,840,972.86/156,595.40
  6. Step 6: Final answer
    x = 178,905.90

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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.