Home / 183,375.40-274,903.10-71,132.20

Finding the Fourth Proportional to 183,375.40, 274,903.10 and 71,132.20

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Solution

The fourth proportional to 183,375.40, 274,903.10 and 71,132.20 is: 106,636.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,375.40 : 274,903.10 = 71,132.20 : x
  2. Step 2: Convert to fraction form
    183,375.40/274,903.10 = 71,132.20/x
  3. Step 3: Cross multiply
    183,375.40x = 274,903.10 × 71,132.20
  4. Step 4: Simplify right side
    183,375.40x = 19,554,462,289.82
  5. Step 5: Solve for x
    x = 19,554,462,289.82/183,375.40
  6. Step 6: Final answer
    x = 106,636.24

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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.