Home / 54,891-75,749.58-29,740.50

Finding the Fourth Proportional to 54,891, 75,749.58 and 29,740.50

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Solution

The fourth proportional to 54,891, 75,749.58 and 29,740.50 is: 41,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,891 : 75,749.58 = 29,740.50 : x
  2. Step 2: Convert to fraction form
    54,891/75,749.58 = 29,740.50/x
  3. Step 3: Cross multiply
    54,891x = 75,749.58 × 29,740.50
  4. Step 4: Simplify right side
    54,891x = 2,252,830,383.99
  5. Step 5: Solve for x
    x = 2,252,830,383.99/54,891
  6. Step 6: Final answer
    x = 41,041.89

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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.