Home / 187,795.68-281,501.28-82,595.04

Finding the Fourth Proportional to 187,795.68, 281,501.28 and 82,595.04

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Solution

The fourth proportional to 187,795.68, 281,501.28 and 82,595.04 is: 123,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,795.68 : 281,501.28 = 82,595.04 : x
  2. Step 2: Convert to fraction form
    187,795.68/281,501.28 = 82,595.04/x
  3. Step 3: Cross multiply
    187,795.68x = 281,501.28 × 82,595.04
  4. Step 4: Simplify right side
    187,795.68x = 23,250,609,481.65
  5. Step 5: Solve for x
    x = 23,250,609,481.65/187,795.68
  6. Step 6: Final answer
    x = 123,808.01

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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.