Home / 187,725.40-281,624.85-82,544.06

Finding the Fourth Proportional to 187,725.40, 281,624.85 and 82,544.06

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Solution

The fourth proportional to 187,725.40, 281,624.85 and 82,544.06 is: 123,832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,725.40 : 281,624.85 = 82,544.06 : x
  2. Step 2: Convert to fraction form
    187,725.40/281,624.85 = 82,544.06/x
  3. Step 3: Cross multiply
    187,725.40x = 281,624.85 × 82,544.06
  4. Step 4: Simplify right side
    187,725.40x = 23,246,459,219.95
  5. Step 5: Solve for x
    x = 23,246,459,219.95/187,725.40
  6. Step 6: Final answer
    x = 123,832.25

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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.