Home / 68,873.09-95,038.52-38,659.68

Finding the Fourth Proportional to 68,873.09, 95,038.52 and 38,659.68

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Solution

The fourth proportional to 68,873.09, 95,038.52 and 38,659.68 is: 53,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,873.09 : 95,038.52 = 38,659.68 : x
  2. Step 2: Convert to fraction form
    68,873.09/95,038.52 = 38,659.68/x
  3. Step 3: Cross multiply
    68,873.09x = 95,038.52 × 38,659.68
  4. Step 4: Simplify right side
    68,873.09x = 3,674,158,577.58
  5. Step 5: Solve for x
    x = 3,674,158,577.58/68,873.09
  6. Step 6: Final answer
    x = 53,346.80

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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.