Home / 104,827.65-144,663.89-57,081.93

Finding the Fourth Proportional to 104,827.65, 144,663.89 and 57,081.93

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Solution

The fourth proportional to 104,827.65, 144,663.89 and 57,081.93 is: 78,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,827.65 : 144,663.89 = 57,081.93 : x
  2. Step 2: Convert to fraction form
    104,827.65/144,663.89 = 57,081.93/x
  3. Step 3: Cross multiply
    104,827.65x = 144,663.89 × 57,081.93
  4. Step 4: Simplify right side
    104,827.65x = 8,257,694,042.51
  5. Step 5: Solve for x
    x = 8,257,694,042.51/104,827.65
  6. Step 6: Final answer
    x = 78,774.01

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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.