Home / 69,102.65-95,360.50-38,887.94

Finding the Fourth Proportional to 69,102.65, 95,360.50 and 38,887.94

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Solution

The fourth proportional to 69,102.65, 95,360.50 and 38,887.94 is: 53,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,102.65 : 95,360.50 = 38,887.94 : x
  2. Step 2: Convert to fraction form
    69,102.65/95,360.50 = 38,887.94/x
  3. Step 3: Cross multiply
    69,102.65x = 95,360.50 × 38,887.94
  4. Step 4: Simplify right side
    69,102.65x = 3,708,373,402.37
  5. Step 5: Solve for x
    x = 3,708,373,402.37/69,102.65
  6. Step 6: Final answer
    x = 53,664.71

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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.