Home / 119,828.51-165,377.98-68,841.15

Finding the Fourth Proportional to 119,828.51, 165,377.98 and 68,841.15

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Solution

The fourth proportional to 119,828.51, 165,377.98 and 68,841.15 is: 95,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,828.51 : 165,377.98 = 68,841.15 : x
  2. Step 2: Convert to fraction form
    119,828.51/165,377.98 = 68,841.15/x
  3. Step 3: Cross multiply
    119,828.51x = 165,377.98 × 68,841.15
  4. Step 4: Simplify right side
    119,828.51x = 11,384,809,793.76
  5. Step 5: Solve for x
    x = 11,384,809,793.76/119,828.51
  6. Step 6: Final answer
    x = 95,009.19

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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.