Home / 125,149.08-187,709.02-50,266.20

Finding the Fourth Proportional to 125,149.08, 187,709.02 and 50,266.20

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Solution

The fourth proportional to 125,149.08, 187,709.02 and 50,266.20 is: 75,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,149.08 : 187,709.02 = 50,266.20 : x
  2. Step 2: Convert to fraction form
    125,149.08/187,709.02 = 50,266.20/x
  3. Step 3: Cross multiply
    125,149.08x = 187,709.02 × 50,266.20
  4. Step 4: Simplify right side
    125,149.08x = 9,435,419,141.12
  5. Step 5: Solve for x
    x = 9,435,419,141.12/125,149.08
  6. Step 6: Final answer
    x = 75,393.44

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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.