Home / 183,517.40-275,276.10-120,734.30

Finding the Fourth Proportional to 183,517.40, 275,276.10 and 120,734.30

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Solution

The fourth proportional to 183,517.40, 275,276.10 and 120,734.30 is: 181,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,517.40 : 275,276.10 = 120,734.30 : x
  2. Step 2: Convert to fraction form
    183,517.40/275,276.10 = 120,734.30/x
  3. Step 3: Cross multiply
    183,517.40x = 275,276.10 × 120,734.30
  4. Step 4: Simplify right side
    183,517.40x = 33,235,267,240.23
  5. Step 5: Solve for x
    x = 33,235,267,240.23/183,517.40
  6. Step 6: Final answer
    x = 181,101.45

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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.