Home / 132,922.76-183,431.16-72,493.52

Finding the Fourth Proportional to 132,922.76, 183,431.16 and 72,493.52

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Solution

The fourth proportional to 132,922.76, 183,431.16 and 72,493.52 is: 100,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,922.76 : 183,431.16 = 72,493.52 : x
  2. Step 2: Convert to fraction form
    132,922.76/183,431.16 = 72,493.52/x
  3. Step 3: Cross multiply
    132,922.76x = 183,431.16 × 72,493.52
  4. Step 4: Simplify right side
    132,922.76x = 13,297,570,466.08
  5. Step 5: Solve for x
    x = 13,297,570,466.08/132,922.76
  6. Step 6: Final answer
    x = 100,039.83

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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.