Home / 132,826.41-183,298.84-72,396.87

Finding the Fourth Proportional to 132,826.41, 183,298.84 and 72,396.87

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Solution

The fourth proportional to 132,826.41, 183,298.84 and 72,396.87 is: 99,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,826.41 : 183,298.84 = 72,396.87 : x
  2. Step 2: Convert to fraction form
    132,826.41/183,298.84 = 72,396.87/x
  3. Step 3: Cross multiply
    132,826.41x = 183,298.84 × 72,396.87
  4. Step 4: Simplify right side
    132,826.41x = 13,270,261,012.15
  5. Step 5: Solve for x
    x = 13,270,261,012.15/132,826.41
  6. Step 6: Final answer
    x = 99,906.80

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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.