Home / 69,038.07-95,273.09-38,411.61

Finding the Fourth Proportional to 69,038.07, 95,273.09 and 38,411.61

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Solution

The fourth proportional to 69,038.07, 95,273.09 and 38,411.61 is: 53,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,038.07 : 95,273.09 = 38,411.61 : x
  2. Step 2: Convert to fraction form
    69,038.07/95,273.09 = 38,411.61/x
  3. Step 3: Cross multiply
    69,038.07x = 95,273.09 × 38,411.61
  4. Step 4: Simplify right side
    69,038.07x = 3,659,592,584.52
  5. Step 5: Solve for x
    x = 3,659,592,584.52/69,038.07
  6. Step 6: Final answer
    x = 53,008.33

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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.