Home / 69,213.22-95,516.01-38,999.61

Finding the Fourth Proportional to 69,213.22, 95,516.01 and 38,999.61

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Solution

The fourth proportional to 69,213.22, 95,516.01 and 38,999.61 is: 53,820.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,213.22 : 95,516.01 = 38,999.61 : x
  2. Step 2: Convert to fraction form
    69,213.22/95,516.01 = 38,999.61/x
  3. Step 3: Cross multiply
    69,213.22x = 95,516.01 × 38,999.61
  4. Step 4: Simplify right side
    69,213.22x = 3,725,087,138.76
  5. Step 5: Solve for x
    x = 3,725,087,138.76/69,213.22
  6. Step 6: Final answer
    x = 53,820.46

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1.5x scale

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.