Home / 182,969.20-274,453.80-129,825.10

Finding the Fourth Proportional to 182,969.20, 274,453.80 and 129,825.10

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Solution

The fourth proportional to 182,969.20, 274,453.80 and 129,825.10 is: 194,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,969.20 : 274,453.80 = 129,825.10 : x
  2. Step 2: Convert to fraction form
    182,969.20/274,453.80 = 129,825.10/x
  3. Step 3: Cross multiply
    182,969.20x = 274,453.80 × 129,825.10
  4. Step 4: Simplify right side
    182,969.20x = 35,630,992,030.38
  5. Step 5: Solve for x
    x = 35,630,992,030.38/182,969.20
  6. Step 6: Final answer
    x = 194,737.65

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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.