Home / 219,531.67-329,035.37-112,966.75

Finding the Fourth Proportional to 219,531.67, 329,035.37 and 112,966.75

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Solution

The fourth proportional to 219,531.67, 329,035.37 and 112,966.75 is: 169,315.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,531.67 : 329,035.37 = 112,966.75 : x
  2. Step 2: Convert to fraction form
    219,531.67/329,035.37 = 112,966.75/x
  3. Step 3: Cross multiply
    219,531.67x = 329,035.37 × 112,966.75
  4. Step 4: Simplify right side
    219,531.67x = 37,170,056,230.41
  5. Step 5: Solve for x
    x = 37,170,056,230.41/219,531.67
  6. Step 6: Final answer
    x = 169,315.24

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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.