Home / 52,039.69-71,814.78-28,166.56

Finding the Fourth Proportional to 52,039.69, 71,814.78 and 28,166.56

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Solution

The fourth proportional to 52,039.69, 71,814.78 and 28,166.56 is: 38,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.69 : 71,814.78 = 28,166.56 : x
  2. Step 2: Convert to fraction form
    52,039.69/71,814.78 = 28,166.56/x
  3. Step 3: Cross multiply
    52,039.69x = 71,814.78 × 28,166.56
  4. Step 4: Simplify right side
    52,039.69x = 2,022,775,130.22
  5. Step 5: Solve for x
    x = 2,022,775,130.22/52,039.69
  6. Step 6: Final answer
    x = 38,869.86

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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.