Home / 69,917.29-96,485.70-38,086.11

Finding the Fourth Proportional to 69,917.29, 96,485.70 and 38,086.11

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Solution

The fourth proportional to 69,917.29, 96,485.70 and 38,086.11 is: 52,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.29 : 96,485.70 = 38,086.11 : x
  2. Step 2: Convert to fraction form
    69,917.29/96,485.70 = 38,086.11/x
  3. Step 3: Cross multiply
    69,917.29x = 96,485.70 × 38,086.11
  4. Step 4: Simplify right side
    69,917.29x = 3,674,764,983.63
  5. Step 5: Solve for x
    x = 3,674,764,983.63/69,917.29
  6. Step 6: Final answer
    x = 52,558.74

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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.