Home / 132,999.37-183,539.05-85,252.69

Finding the Fourth Proportional to 132,999.37, 183,539.05 and 85,252.69

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Solution

The fourth proportional to 132,999.37, 183,539.05 and 85,252.69 is: 117,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999.37 : 183,539.05 = 85,252.69 : x
  2. Step 2: Convert to fraction form
    132,999.37/183,539.05 = 85,252.69/x
  3. Step 3: Cross multiply
    132,999.37x = 183,539.05 × 85,252.69
  4. Step 4: Simplify right side
    132,999.37x = 15,647,197,732.54
  5. Step 5: Solve for x
    x = 15,647,197,732.54/132,999.37
  6. Step 6: Final answer
    x = 117,648.66

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1.5x scale

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.