Home / 104,929.29-144,785.88-58,979.88

Finding the Fourth Proportional to 104,929.29, 144,785.88 and 58,979.88

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Solution

The fourth proportional to 104,929.29, 144,785.88 and 58,979.88 is: 81,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,929.29 : 144,785.88 = 58,979.88 : x
  2. Step 2: Convert to fraction form
    104,929.29/144,785.88 = 58,979.88/x
  3. Step 3: Cross multiply
    104,929.29x = 144,785.88 × 58,979.88
  4. Step 4: Simplify right side
    104,929.29x = 8,539,453,828.09
  5. Step 5: Solve for x
    x = 8,539,453,828.09/104,929.29
  6. Step 6: Final answer
    x = 81,382.94

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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.