Home / 54,931.20-75,804.84-29,780.52

Finding the Fourth Proportional to 54,931.20, 75,804.84 and 29,780.52

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Solution

The fourth proportional to 54,931.20, 75,804.84 and 29,780.52 is: 41,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,931.20 : 75,804.84 = 29,780.52 : x
  2. Step 2: Convert to fraction form
    54,931.20/75,804.84 = 29,780.52/x
  3. Step 3: Cross multiply
    54,931.20x = 75,804.84 × 29,780.52
  4. Step 4: Simplify right side
    54,931.20x = 2,257,507,553.72
  5. Step 5: Solve for x
    x = 2,257,507,553.72/54,931.20
  6. Step 6: Final answer
    x = 41,097.00

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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.