Home / 132,826.16-183,298.49-72,396.62

Finding the Fourth Proportional to 132,826.16, 183,298.49 and 72,396.62

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Solution

The fourth proportional to 132,826.16, 183,298.49 and 72,396.62 is: 99,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,826.16 : 183,298.49 = 72,396.62 : x
  2. Step 2: Convert to fraction form
    132,826.16/183,298.49 = 72,396.62/x
  3. Step 3: Cross multiply
    132,826.16x = 183,298.49 × 72,396.62
  4. Step 4: Simplify right side
    132,826.16x = 13,270,190,765.12
  5. Step 5: Solve for x
    x = 13,270,190,765.12/132,826.16
  6. Step 6: Final answer
    x = 99,906.45

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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.