Home / 195,440.60-293,160.90-172,093.40

Finding the Fourth Proportional to 195,440.60, 293,160.90 and 172,093.40

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Solution

The fourth proportional to 195,440.60, 293,160.90 and 172,093.40 is: 258,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,440.60 : 293,160.90 = 172,093.40 : x
  2. Step 2: Convert to fraction form
    195,440.60/293,160.90 = 172,093.40/x
  3. Step 3: Cross multiply
    195,440.60x = 293,160.90 × 172,093.40
  4. Step 4: Simplify right side
    195,440.60x = 50,451,056,028.06
  5. Step 5: Solve for x
    x = 50,451,056,028.06/195,440.60
  6. Step 6: Final answer
    x = 258,140.10

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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.