Home / 119,749.29-165,248.37-68,726.58

Finding the Fourth Proportional to 119,749.29, 165,248.37 and 68,726.58

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Solution

The fourth proportional to 119,749.29, 165,248.37 and 68,726.58 is: 94,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,749.29 : 165,248.37 = 68,726.58 : x
  2. Step 2: Convert to fraction form
    119,749.29/165,248.37 = 68,726.58/x
  3. Step 3: Cross multiply
    119,749.29x = 165,248.37 × 68,726.58
  4. Step 4: Simplify right side
    119,749.29x = 11,356,955,320.67
  5. Step 5: Solve for x
    x = 11,356,955,320.67/119,749.29
  6. Step 6: Final answer
    x = 94,839.44

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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.