Home / 106,232.16-158,910.48-87,299.04

Finding the Fourth Proportional to 106,232.16, 158,910.48 and 87,299.04

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Solution

The fourth proportional to 106,232.16, 158,910.48 and 87,299.04 is: 130,588.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,232.16 : 158,910.48 = 87,299.04 : x
  2. Step 2: Convert to fraction form
    106,232.16/158,910.48 = 87,299.04/x
  3. Step 3: Cross multiply
    106,232.16x = 158,910.48 × 87,299.04
  4. Step 4: Simplify right side
    106,232.16x = 13,872,732,349.94
  5. Step 5: Solve for x
    x = 13,872,732,349.94/106,232.16
  6. Step 6: Final answer
    x = 130,588.82

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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.