Home / 183,422.40-274,973.60-71,179.20

Finding the Fourth Proportional to 183,422.40, 274,973.60 and 71,179.20

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Solution

The fourth proportional to 183,422.40, 274,973.60 and 71,179.20 is: 106,706.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,422.40 : 274,973.60 = 71,179.20 : x
  2. Step 2: Convert to fraction form
    183,422.40/274,973.60 = 71,179.20/x
  3. Step 3: Cross multiply
    183,422.40x = 274,973.60 × 71,179.20
  4. Step 4: Simplify right side
    183,422.40x = 19,572,400,869.12
  5. Step 5: Solve for x
    x = 19,572,400,869.12/183,422.40
  6. Step 6: Final answer
    x = 106,706.71

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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.