Home / 132,999.40-183,539.18-85,252.85

Finding the Fourth Proportional to 132,999.40, 183,539.18 and 85,252.85

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Solution

The fourth proportional to 132,999.40, 183,539.18 and 85,252.85 is: 117,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999.40 : 183,539.18 = 85,252.85 : x
  2. Step 2: Convert to fraction form
    132,999.40/183,539.18 = 85,252.85/x
  3. Step 3: Cross multiply
    132,999.40x = 183,539.18 × 85,252.85
  4. Step 4: Simplify right side
    132,999.40x = 15,647,236,837.70
  5. Step 5: Solve for x
    x = 15,647,236,837.70/132,999.40
  6. Step 6: Final answer
    x = 117,648.93

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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.