Home / 52,039.80-71,814.84-28,166.43

Finding the Fourth Proportional to 52,039.80, 71,814.84 and 28,166.43

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Solution

The fourth proportional to 52,039.80, 71,814.84 and 28,166.43 is: 38,869.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.80 : 71,814.84 = 28,166.43 : x
  2. Step 2: Convert to fraction form
    52,039.80/71,814.84 = 28,166.43/x
  3. Step 3: Cross multiply
    52,039.80x = 71,814.84 × 28,166.43
  4. Step 4: Simplify right side
    52,039.80x = 2,022,767,827.50
  5. Step 5: Solve for x
    x = 2,022,767,827.50/52,039.80
  6. Step 6: Final answer
    x = 38,869.63

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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.