Home / 49,781.05-74,499.35-47,714.33

Finding the Fourth Proportional to 49,781.05, 74,499.35 and 47,714.33

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Solution

The fourth proportional to 49,781.05, 74,499.35 and 47,714.33 is: 71,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,781.05 : 74,499.35 = 47,714.33 : x
  2. Step 2: Convert to fraction form
    49,781.05/74,499.35 = 47,714.33/x
  3. Step 3: Cross multiply
    49,781.05x = 74,499.35 × 47,714.33
  4. Step 4: Simplify right side
    49,781.05x = 3,554,686,518.36
  5. Step 5: Solve for x
    x = 3,554,686,518.36/49,781.05
  6. Step 6: Final answer
    x = 71,406.42

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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.