Home / 171,877.20-237,306.16-131,518.88

Finding the Fourth Proportional to 171,877.20, 237,306.16 and 131,518.88

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Solution

The fourth proportional to 171,877.20, 237,306.16 and 131,518.88 is: 181,584.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,877.20 : 237,306.16 = 131,518.88 : x
  2. Step 2: Convert to fraction form
    171,877.20/237,306.16 = 131,518.88/x
  3. Step 3: Cross multiply
    171,877.20x = 237,306.16 × 131,518.88
  4. Step 4: Simplify right side
    171,877.20x = 31,210,240,380.30
  5. Step 5: Solve for x
    x = 31,210,240,380.30/171,877.20
  6. Step 6: Final answer
    x = 181,584.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.