Home / 230,502.28-345,800.40-130,707.04

Finding the Fourth Proportional to 230,502.28, 345,800.40 and 130,707.04

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Solution

The fourth proportional to 230,502.28, 345,800.40 and 130,707.04 is: 196,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,502.28 : 345,800.40 = 130,707.04 : x
  2. Step 2: Convert to fraction form
    230,502.28/345,800.40 = 130,707.04/x
  3. Step 3: Cross multiply
    230,502.28x = 345,800.40 × 130,707.04
  4. Step 4: Simplify right side
    230,502.28x = 45,198,546,714.82
  5. Step 5: Solve for x
    x = 45,198,546,714.82/230,502.28
  6. Step 6: Final answer
    x = 196,087.20

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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.