Home / 171,476.96-257,381.10-82,792.76

Finding the Fourth Proportional to 171,476.96, 257,381.10 and 82,792.76

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Solution

The fourth proportional to 171,476.96, 257,381.10 and 82,792.76 is: 124,269.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,476.96 : 257,381.10 = 82,792.76 : x
  2. Step 2: Convert to fraction form
    171,476.96/257,381.10 = 82,792.76/x
  3. Step 3: Cross multiply
    171,476.96x = 257,381.10 × 82,792.76
  4. Step 4: Simplify right side
    171,476.96x = 21,309,291,640.84
  5. Step 5: Solve for x
    x = 21,309,291,640.84/171,476.96
  6. Step 6: Final answer
    x = 124,269.12

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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.