Home / 54,969.08-75,857.18-29,818.58

Finding the Fourth Proportional to 54,969.08, 75,857.18 and 29,818.58

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Solution

The fourth proportional to 54,969.08, 75,857.18 and 29,818.58 is: 41,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,969.08 : 75,857.18 = 29,818.58 : x
  2. Step 2: Convert to fraction form
    54,969.08/75,857.18 = 29,818.58/x
  3. Step 3: Cross multiply
    54,969.08x = 75,857.18 × 29,818.58
  4. Step 4: Simplify right side
    54,969.08x = 2,261,953,390.40
  5. Step 5: Solve for x
    x = 2,261,953,390.40/54,969.08
  6. Step 6: Final answer
    x = 41,149.56

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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.