Home / 29,051.68-43,520.44-19,160.80

Finding the Fourth Proportional to 29,051.68, 43,520.44 and 19,160.80

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Solution

The fourth proportional to 29,051.68, 43,520.44 and 19,160.80 is: 28,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,051.68 : 43,520.44 = 19,160.80 : x
  2. Step 2: Convert to fraction form
    29,051.68/43,520.44 = 19,160.80/x
  3. Step 3: Cross multiply
    29,051.68x = 43,520.44 × 19,160.80
  4. Step 4: Simplify right side
    29,051.68x = 833,886,446.75
  5. Step 5: Solve for x
    x = 833,886,446.75/29,051.68
  6. Step 6: Final answer
    x = 28,703.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.