Home / 132,826.91-183,299.52-72,397.37

Finding the Fourth Proportional to 132,826.91, 183,299.52 and 72,397.37

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Solution

The fourth proportional to 132,826.91, 183,299.52 and 72,397.37 is: 99,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,826.91 : 183,299.52 = 72,397.37 : x
  2. Step 2: Convert to fraction form
    132,826.91/183,299.52 = 72,397.37/x
  3. Step 3: Cross multiply
    132,826.91x = 183,299.52 × 72,397.37
  4. Step 4: Simplify right side
    132,826.91x = 13,270,403,170.26
  5. Step 5: Solve for x
    x = 13,270,403,170.26/132,826.91
  6. Step 6: Final answer
    x = 99,907.49

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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.