Home / 156,260.72-234,475.32-103,694.96

Finding the Fourth Proportional to 156,260.72, 234,475.32 and 103,694.96

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Solution

The fourth proportional to 156,260.72, 234,475.32 and 103,694.96 is: 155,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,260.72 : 234,475.32 = 103,694.96 : x
  2. Step 2: Convert to fraction form
    156,260.72/234,475.32 = 103,694.96/x
  3. Step 3: Cross multiply
    156,260.72x = 234,475.32 × 103,694.96
  4. Step 4: Simplify right side
    156,260.72x = 24,313,908,928.39
  5. Step 5: Solve for x
    x = 24,313,908,928.39/156,260.72
  6. Step 6: Final answer
    x = 155,598.34

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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.