Home / 69,070.74-95,316.67-38,856.05

Finding the Fourth Proportional to 69,070.74, 95,316.67 and 38,856.05

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Solution

The fourth proportional to 69,070.74, 95,316.67 and 38,856.05 is: 53,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,070.74 : 95,316.67 = 38,856.05 : x
  2. Step 2: Convert to fraction form
    69,070.74/95,316.67 = 38,856.05/x
  3. Step 3: Cross multiply
    69,070.74x = 95,316.67 × 38,856.05
  4. Step 4: Simplify right side
    69,070.74x = 3,703,629,006.21
  5. Step 5: Solve for x
    x = 3,703,629,006.21/69,070.74
  6. Step 6: Final answer
    x = 53,620.81

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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.