Home / 234,132.05-351,162.43-76,360.25

Finding the Fourth Proportional to 234,132.05, 351,162.43 and 76,360.25

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Solution

The fourth proportional to 234,132.05, 351,162.43 and 76,360.25 is: 114,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,132.05 : 351,162.43 = 76,360.25 : x
  2. Step 2: Convert to fraction form
    234,132.05/351,162.43 = 76,360.25/x
  3. Step 3: Cross multiply
    234,132.05x = 351,162.43 × 76,360.25
  4. Step 4: Simplify right side
    234,132.05x = 26,814,850,945.41
  5. Step 5: Solve for x
    x = 26,814,850,945.41/234,132.05
  6. Step 6: Final answer
    x = 114,528.75

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1.5x scale

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.