Home / 182,760.30-274,140.45-129,616.20

Finding the Fourth Proportional to 182,760.30, 274,140.45 and 129,616.20

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Solution

The fourth proportional to 182,760.30, 274,140.45 and 129,616.20 is: 194,424.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,760.30 : 274,140.45 = 129,616.20 : x
  2. Step 2: Convert to fraction form
    182,760.30/274,140.45 = 129,616.20/x
  3. Step 3: Cross multiply
    182,760.30x = 274,140.45 × 129,616.20
  4. Step 4: Simplify right side
    182,760.30x = 35,533,043,395.29
  5. Step 5: Solve for x
    x = 35,533,043,395.29/182,760.30
  6. Step 6: Final answer
    x = 194,424.30

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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.