Home / 187,714.08-281,345.88-131,246.28

Finding the Fourth Proportional to 187,714.08, 281,345.88 and 131,246.28

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Solution

The fourth proportional to 187,714.08, 281,345.88 and 131,246.28 is: 196,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,714.08 : 281,345.88 = 131,246.28 : x
  2. Step 2: Convert to fraction form
    187,714.08/281,345.88 = 131,246.28/x
  3. Step 3: Cross multiply
    187,714.08x = 281,345.88 × 131,246.28
  4. Step 4: Simplify right side
    187,714.08x = 36,925,600,143.33
  5. Step 5: Solve for x
    x = 36,925,600,143.33/187,714.08
  6. Step 6: Final answer
    x = 196,711.94

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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.