Home / 119,262.26-164,513.39-74,472.50

Finding the Fourth Proportional to 119,262.26, 164,513.39 and 74,472.50

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Solution

The fourth proportional to 119,262.26, 164,513.39 and 74,472.50 is: 102,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,262.26 : 164,513.39 = 74,472.50 : x
  2. Step 2: Convert to fraction form
    119,262.26/164,513.39 = 74,472.50/x
  3. Step 3: Cross multiply
    119,262.26x = 164,513.39 × 74,472.50
  4. Step 4: Simplify right side
    119,262.26x = 12,251,723,436.78
  5. Step 5: Solve for x
    x = 12,251,723,436.78/119,262.26
  6. Step 6: Final answer
    x = 102,729.26

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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.