Home / 54,029.51-81,037.89-14,589.70

Finding the Fourth Proportional to 54,029.51, 81,037.89 and 14,589.70

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Solution

The fourth proportional to 54,029.51, 81,037.89 and 14,589.70 is: 21,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,029.51 : 81,037.89 = 14,589.70 : x
  2. Step 2: Convert to fraction form
    54,029.51/81,037.89 = 14,589.70/x
  3. Step 3: Cross multiply
    54,029.51x = 81,037.89 × 14,589.70
  4. Step 4: Simplify right side
    54,029.51x = 1,182,318,605.03
  5. Step 5: Solve for x
    x = 1,182,318,605.03/54,029.51
  6. Step 6: Final answer
    x = 21,882.83

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1.5x scale

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.