Home / 147,850.85-204,102.29-86,588.52

Finding the Fourth Proportional to 147,850.85, 204,102.29 and 86,588.52

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Solution

The fourth proportional to 147,850.85, 204,102.29 and 86,588.52 is: 119,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,850.85 : 204,102.29 = 86,588.52 : x
  2. Step 2: Convert to fraction form
    147,850.85/204,102.29 = 86,588.52/x
  3. Step 3: Cross multiply
    147,850.85x = 204,102.29 × 86,588.52
  4. Step 4: Simplify right side
    147,850.85x = 17,672,914,537.44
  5. Step 5: Solve for x
    x = 17,672,914,537.44/147,850.85
  6. Step 6: Final answer
    x = 119,532.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.