Home / 87,792.34-131,688.24-35,238.74

Finding the Fourth Proportional to 87,792.34, 131,688.24 and 35,238.74

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Solution

The fourth proportional to 87,792.34, 131,688.24 and 35,238.74 is: 52,858.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,792.34 : 131,688.24 = 35,238.74 : x
  2. Step 2: Convert to fraction form
    87,792.34/131,688.24 = 35,238.74/x
  3. Step 3: Cross multiply
    87,792.34x = 131,688.24 × 35,238.74
  4. Step 4: Simplify right side
    87,792.34x = 4,640,527,650.42
  5. Step 5: Solve for x
    x = 4,640,527,650.42/87,792.34
  6. Step 6: Final answer
    x = 52,858.00

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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.