Home / 119,218.77-178,827.62-30,472.13

Finding the Fourth Proportional to 119,218.77, 178,827.62 and 30,472.13

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Solution

The fourth proportional to 119,218.77, 178,827.62 and 30,472.13 is: 45,708.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,218.77 : 178,827.62 = 30,472.13 : x
  2. Step 2: Convert to fraction form
    119,218.77/178,827.62 = 30,472.13/x
  3. Step 3: Cross multiply
    119,218.77x = 178,827.62 × 30,472.13
  4. Step 4: Simplify right side
    119,218.77x = 5,449,258,778.94
  5. Step 5: Solve for x
    x = 5,449,258,778.94/119,218.77
  6. Step 6: Final answer
    x = 45,708.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.