Home / 236,956.82-355,457.50-87,199.96

Finding the Fourth Proportional to 236,956.82, 355,457.50 and 87,199.96

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Solution

The fourth proportional to 236,956.82, 355,457.50 and 87,199.96 is: 130,808.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,956.82 : 355,457.50 = 87,199.96 : x
  2. Step 2: Convert to fraction form
    236,956.82/355,457.50 = 87,199.96/x
  3. Step 3: Cross multiply
    236,956.82x = 355,457.50 × 87,199.96
  4. Step 4: Simplify right side
    236,956.82x = 30,995,879,781.70
  5. Step 5: Solve for x
    x = 30,995,879,781.70/236,956.82
  6. Step 6: Final answer
    x = 130,808.14

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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.