Home / 156,976.60-235,464.90-125,872.60

Finding the Fourth Proportional to 156,976.60, 235,464.90 and 125,872.60

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Solution

The fourth proportional to 156,976.60, 235,464.90 and 125,872.60 is: 188,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,976.60 : 235,464.90 = 125,872.60 : x
  2. Step 2: Convert to fraction form
    156,976.60/235,464.90 = 125,872.60/x
  3. Step 3: Cross multiply
    156,976.60x = 235,464.90 × 125,872.60
  4. Step 4: Simplify right side
    156,976.60x = 29,638,579,171.74
  5. Step 5: Solve for x
    x = 29,638,579,171.74/156,976.60
  6. Step 6: Final answer
    x = 188,808.90

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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.