Home / 54,365.27-74,992.21-34,190.15

Finding the Fourth Proportional to 54,365.27, 74,992.21 and 34,190.15

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Solution

The fourth proportional to 54,365.27, 74,992.21 and 34,190.15 is: 47,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,365.27 : 74,992.21 = 34,190.15 : x
  2. Step 2: Convert to fraction form
    54,365.27/74,992.21 = 34,190.15/x
  3. Step 3: Cross multiply
    54,365.27x = 74,992.21 × 34,190.15
  4. Step 4: Simplify right side
    54,365.27x = 2,563,994,908.73
  5. Step 5: Solve for x
    x = 2,563,994,908.73/54,365.27
  6. Step 6: Final answer
    x = 47,162.37

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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.